noun🔗Share牙齿，牙。 A hard, calcareous structure present in the mouth of many vertebrate animals, generally used for eating."The dog lost a tooth while chewing on a bone. "那只狗在啃骨头的时候掉了一颗牙。anatomyorganbodyanimalphysiologyessentialChat with AIVocabulary GamePractice Reading
noun🔗Share锯齿，齿牙 A sharp projection on the blade of a saw or similar implement."The carpenter carefully sharpened the saw's tooth to improve its cutting ability. "木匠小心地磨利了锯子的锯齿，以提高它的切割能力。parttechnicalutensilessentialChat with AIVocabulary GamePractice Reading
noun🔗Share齿, 轮齿 A projection on the edge of a gear that meshes with similar projections on adjacent gears, or on the circumference of a cog that engages with a chain."The bicycle gear's teeth interlocked perfectly with the chain. "自行车齿轮的轮齿和链条完美地咬合在一起。technicalpartmachineessentialChat with AIVocabulary GamePractice Reading
noun🔗Share齿状突，齿。 A projection or point in other parts of the body resembling the tooth of a vertebrate animal."The mountain climber used a small, sharp tooth of rock to secure their rope. "登山者利用岩石上一个小而尖的齿状突出固定绳索。anatomybodypartessentialChat with AIVocabulary GamePractice Reading
noun🔗Share齿, 锯齿. A pointed projection from the margin of a leaf."The fern leaf had tiny, sharp teeth along its edge. "这种蕨类植物的叶子边缘有细小而尖锐的锯齿。plantpartessentialChat with AIVocabulary GamePractice Reading
noun🔗Share齿孔，片孔 The rough surface of some kinds of cel or other films that allows better adhesion of artwork."The artist used a special type of film with a rough tooth to ensure the painting adhered well to the canvas. "这位艺术家使用了一种特殊的胶片，这种胶片表面有粗糙的齿孔，以确保颜料能很好地附着在画布上。artmaterialtechnicalessentialChat with AIVocabulary GamePractice Reading
noun🔗Share嗜好，爱好. Liking, fondness (compare toothsome)."I have a sweet tooth: I love sugary treats."我特别喜欢甜食，嗜甜如命。attitudeessentialChat with AIVocabulary GamePractice Reading
noun🔗Share梳齿，齿。 An irreducible component of a comb that intersects the handle in exactly one point, that point being distinct from the unique point of intersection for any other tooth of the comb."The comb's teeth are spaced evenly, allowing for a smooth, consistent detangling of my daughter's hair. "这把梳子的梳齿间隔均匀，能顺畅且一致地解开我女儿头发上的缠结。partutensilessentialChat with AIVocabulary GamePractice Reading
verb🔗Share装齿，使...有齿 To provide or furnish with teeth."The dentist will tooth the child's new set of dentures. "牙医会给这孩子的新假牙装上牙齿。anatomyphysiologybodypartessentialChat with AIVocabulary GamePractice Reading
verb🔗Share使成锯齿状, 啮合 To indent; to jag."to tooth a saw"使锯子带上齿。partmarkessentialChat with AIVocabulary GamePractice Reading
verb🔗Share啮合，咬合 To lock into each other, like gear wheels."The gears in the watch tooted together smoothly, creating a precise movement. "手表里的齿轮顺畅地啮合在一起，从而产生精准的走动。machinetechnicalessentialChat with AIVocabulary GamePractice Reading
