noun🔗Share图钉，平头钉。 A small nail with a flat head."I used a tack to hang the poster on my bedroom wall. "我用一个图钉把海报钉在了卧室的墙上。itemutensilthingChat with AIVocabulary GamePractice Reading
noun🔗Share图钉, 摁钉 A thumbtack."I used a tack to pin the picture to the bulletin board. "我用图钉把照片钉在公告栏上。stationeryitemthingChat with AIVocabulary GamePractice Reading
noun🔗Share 假缝，虚缝。 A loose seam used to temporarily fasten pieces of cloth."To quickly attach the front of the dress to the back, the seamstress used a tack. "为了快速将连衣裙的前片和后片固定在一起，裁缝先用了假缝。materialwearChat with AIVocabulary GamePractice Reading
noun🔗Share前帆下角，迎风角 The lower corner on the leading edge of a sail relative to the direction of the wind."The sailor adjusted the line attached to the sail's tack to catch more wind. "水手调整了连接在前帆下角（迎风角）的绳索，以便更好地兜风。nauticalsailingdirectionChat with AIVocabulary GamePractice Reading
noun🔗Share抢风航行, 迎风航向 A course or heading that enables a sailing vessel to head upwind. See also reach, gybe."The sailboat used a tack to get back to the marina against the wind. "帆船利用抢风航行，顶着风回到了码头。nauticalsailingdirectiontechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share方针，策略，方法。 A direction or course of action, especially a new one."The teacher suggested a new tack for improving student participation in class discussions. "老师建议了一个新方法来提高学生参与课堂讨论的积极性。wayactionplandirectionChat with AIVocabulary GamePractice Reading
noun🔗Share抢风转向，迎风转向 The maneuver by which a sailing vessel turns its bow through the wind so that the wind changes from one side to the other."The sailboat made a sharp tack to avoid the oncoming storm. "帆船为了躲避迎面而来的暴风雨，进行了一次急剧的抢风转向。nauticalsailingsporttechnicalvehicleactionChat with AIVocabulary GamePractice Reading
noun🔗Share航向，舷。 The distance a sailing vessel runs between these maneuvers when working to windward; a board."The sailboat made a good tack, covering a significant distance before turning again. "这艘帆船走了一个漂亮的航向，在再次转向前航行了相当远的距离。nauticalsailingChat with AIVocabulary GamePractice Reading
noun🔗Share前桅下角索, 前支索. A rope used to hold in place the foremost lower corners of the courses when the vessel is close-hauled; also, a rope employed to pull the lower corner of a studding sail to the boom."The sailor adjusted the tack to tighten the sail as the boat sailed close to the wind. "水手调整了前支索，以便在船逆风航行时拉紧船帆。nauticalsailingChat with AIVocabulary GamePractice Reading
noun🔗Share马具, 鞍具. Any of the various equipment and accessories worn by horses in the course of their use as domesticated animals. Saddles, stirrups, bridles, halters, reins, bits, harnesses, martingales, and breastplates are all forms of horse tack."Before the horse show, the owner carefully checked all the horse's tack to ensure it was secure and comfortable. "马术比赛前，主人仔细检查了马匹的所有马具，确保它们安全舒适。animalvehiclewearagricultureitemChat with AIVocabulary GamePractice Reading
noun🔗Share粘性，黏度 The stickiness of a compound, related to its cohesive and adhesive properties."The laminate adhesive has very aggressive tack and is hard to move once in place."这种层压板粘合剂的粘性非常强，一旦贴好就很难移动。compoundmaterialchemistrysubstancetechnicalsciencephysicsChat with AIVocabulary GamePractice Reading
noun🔗Share食物, 粮食 Food generally; fare, especially of the bread kind."The cowboys ate their simple tack of bread and beans around the campfire. "牛仔们围坐在篝火旁，就着豆子，吃了他们简单的粮食。foodChat with AIVocabulary GamePractice Reading
noun🔗Share附件，附加物。 That which is attached; a supplement; an appendix."The textbook's appendix, a tack containing extra information about fractions, was helpful for studying. "这本教科书的附录，作为关于分数的补充附件，对学习很有帮助。partitemChat with AIVocabulary GamePractice Reading
noun🔗Share租约，租赁合同。 A contract by which the use of a thing is set, or let, for hire; a lease."The farmer signed a five-year tack for the grazing land, ensuring he could keep his sheep there. "农民签订了一份为期五年的租约，确保他可以继续在那里放牧他的羊群。propertylawbusinessChat with AIVocabulary GamePractice Reading
noun🔗Share信心，信任，依赖. Confidence; reliance."My sister has a lot of tack in her abilities; she's sure she'll pass her exams. "我妹妹对自己的能力很有信心，她确信自己能通过考试。attitudecharactermindChat with AIVocabulary GamePractice Reading
verb🔗Share用平头钉钉, 钉住。 To nail with a tack (small nail with a flat head)."She used a hammer to tack the poster to the bulletin board. "她用锤子把海报用平头钉钉在布告栏上。actionmaterialworkChat with AIVocabulary GamePractice Reading
verb🔗Share 粗缝，虚缝。 To sew/stich with a tack (loose seam used to temporarily fasten pieces of cloth)."The seamstress tacked the two pieces of fabric together before she sewed them permanently. "缝纫女工先把两块布粗缝在一起，然后再永久性地缝好。materialactionworkChat with AIVocabulary GamePractice Reading
verb🔗Share抢风转向，迎风转向。 To maneuver a sailing vessel so that its bow turns through the wind, i.e. the wind changes from one side of the vessel to the other."The sailboat tacked, and the wind shifted from the port side to the starboard side. "帆船抢风转向，风从左舷转到了右舷。nauticalsailingvehicleoceandirectionChat with AIVocabulary GamePractice Reading
verb🔗Share附加，增补。 To add something as an extra item."to tack (something) onto (something)"把（某物）附加到（某物）上。itembusinessactionChat with AIVocabulary GamePractice Reading
verb🔗Share给…钉马掌，钉掌 Often paired with "up", to place the tack on a horse."The farmer had to tack up his horse before taking it to the field. "农夫必须先给他的马钉上马掌，才能把它带到田里去。animalagricultureChat with AIVocabulary GamePractice Reading
noun🔗Share污点，污迹。 A stain; a tache."The spilled juice left a noticeable tack on the tablecloth. "洒出的果汁在桌布上留下了一块明显的污迹。appearancemarkChat with AIVocabulary GamePractice Reading
noun🔗Share怪味，异味。 A peculiar flavour or taint."a musty tack"一股霉味怪味qualitysensationfoodChat with AIVocabulary GamePractice Reading
noun🔗Share俗气的东西，劣质品。 That which is tacky; something cheap and gaudy."The plastic flamingo lawn ornament was pure tack. "那个塑料火烈鸟草坪装饰简直是俗不可耐的劣质品。appearancestylequalityChat with AIVocabulary GamePractice Reading
