noun🔗Share直达列车，快车 A train that calls at only some stations it passes between its origin and destination, typically just the principal stations"The fast train to town only stops at the main station, not the smaller ones. "去市里的直达快车只停靠主要车站，不停小站。vehicleessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share牢固，稳固。 Firmly or securely fixed in place; stable."That rope is dangerously loose. Make it fast!"那根绳子太松了，很危险。把它系牢！structuretechnicalphysicsessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share坚固，牢固，防御坚强. Firm against attack; fortified by nature or art; impregnable; strong."The castle walls were fast, making it nearly impossible to breach. "城堡的墙壁非常坚固，几乎无法攻破。militaryarchitecturebuildingessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share忠实的， 坚定的 (of people) Steadfast, with unwavering feeling. (Now mostly in set phrases like fast friend(s).)"My fast friend, Sarah, always supports me through thick and thin. "我忠实的挚友莎拉，总是在我遇到困难的时候支持我。characterpersonhumanfamilyattitudeessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share快，迅速的。 Moving with great speed, or capable of doing so; swift, rapid."I am going to buy a fast car."我打算买一辆速度很快的车。abilityphysicsnaturetimeessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share快，迅速的 Causing unusual rapidity of play or action."a fast billiard table"一张球速很快的台球桌sportgametimeactionessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share快，迅速的。 (of a piece of hardware) Able to transfer data in a short period of time."The new computer's hard drive is fast; it takes only a few seconds to load large files. "这台新电脑的硬盘速度很快，加载大型文件只需几秒钟。technologycomputingelectronicsessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share睡得很熟，熟睡。 Deep or sound (of sleep); fast asleep (of people)."My little brother was fast asleep in his bed, so I tiptoed past his room. "我的弟弟正在床上熟睡，所以我踮着脚尖走过他的房间。physiologyconditionessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share不褪色的，耐用的 (of dyes or colours) Not running or fading when subjected to detrimental conditions such as wetness or intense light; permanent."All the washing has come out pink. That red tee-shirt was not fast."洗过的衣服都变成粉色的了。那件红色T恤不掉色。colormaterialqualityessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share记忆力强的，有记性的。 Tenacious; retentive."My grandmother has a fast memory; she remembers details from her childhood vividly. "我奶奶记性特别好，童年时的细节她都记得清清楚楚的。mindcharacteressentialChat with AIVocabulary GamePractice Reading
adjective🔗Share挥霍的，放荡的 Having an extravagant lifestyle or immoral habits."a fast woman"她是个生活放荡的女人。moralcharactersocietyessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share早的，提前的 Ahead of the correct time or schedule."I think my watch is running fast."我觉得我的表走快了。"There must be something wrong with the hall clock. It is always fast."大厅里的钟肯定有问题，它总是走得太快了。timeessentialChat with AIVocabulary GamePractice Reading
adjective🔗Share高感光度的，快速的 (of photographic film) More sensitive to light than average."The fast film in my camera captured the image of my dog very clearly, even though it was a cloudy day. "即使在阴天，我相机里用的高感光度胶卷也能清晰地拍下我家狗狗的照片。technicaltechnologyelectronicsessentialChat with AIVocabulary GamePractice Reading
adverb🔗Share牢固地，稳固地 In a firm or secure manner, securely; in such a way as not to be moved; safe, sound ."Hold this rope as fast as you can."尽可能牢牢地抓住这根绳子。positionconditionessentialChat with AIVocabulary GamePractice Reading
adverb🔗Share沉，熟，香。 (of sleeping) Deeply or soundly ."He is fast asleep."他睡得很熟。physiologybodyessentialChat with AIVocabulary GamePractice Reading
adverb🔗Share立刻，马上 Immediately following in place or time; close, very near ."The bus arrived fast after the scheduled time. "公共汽车在预定时间后马上就到了。timeessentialChat with AIVocabulary GamePractice Reading
adverb🔗Share迅速地，快速地 Quickly, with great speed; within a short time ."Do it as fast as you can."尽可能快地做。timeactionessentialChat with AIVocabulary GamePractice Reading
🔗Share早，快。 Ahead of the correct time or schedule."The train was fast; it arrived at the station an hour before the schedule. "火车开早了，比预定时间提前一个小时到达了车站。timeessentialChat with AIVocabulary GamePractice Reading
interjection🔗Share注意！别动！ Short for "stand fast", a warning not to pass between the arrow and the target""Fast!" shouted the archery coach, stopping the children from moving between the arrow and the target. "注意！别动！"别动！"射箭教练大喊，阻止孩子们在箭和靶子之间走动。militaryweaponsportcommunicationexclamationessentialChat with AIVocabulary GamePractice Reading
noun🔗Share斋戒，禁食。 The act or practice of abstaining from food or of eating very little food."Their strict religious fast meant they didn't eat anything all day. "他们严格的宗教斋戒意味着他们整天什么都不吃。religionculturetraditionfoodessentialChat with AIVocabulary GamePractice Reading
noun🔗Share斋戒，禁食 The period of time during which one abstains from or eats very little food."Lent and Ramadan are fasts of two religions."四旬斋和斋月是两种宗教的斋戒期。religionperiodfoodritualcultureessentialChat with AIVocabulary GamePractice Reading
verb🔗Share斋戒，禁食. To restrict one’s personal consumption, generally of food, but sometimes other things, in various manners (totally, temporally, by avoiding particular items), often for religious or medical reasons."Muslims fast during Ramadan and Catholics during Lent."穆斯林在斋月期间斋戒，而天主教徒在大斋节期间封斋。religionfoodmedicinecultureactionessentialChat with AIVocabulary GamePractice Reading
