记忆方法
将“cavity”想象成一个“cave”（洞穴）里充满了“v”的声音，就像是洞穴内部的空间或空腔。这样可以帮助你记忆“cavity”是指洞穴或空间的意思。
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英语词源
- cavity
-
cavity: see cave
- cavity (n.)
- 1540s, from Middle French cavité (13c.), from Late Latin cavitatem (nominative cavitas) "hollowness," from Latin cavus "hollow" (see cave (n.)).
权威例句
- 1. Put stuffing into the cavity and truss the bird.
- 把填料放到腔内，把鸟的腿和翅膀扎紧。
- 2. There's a cavity in the boy's tooth.
- 这个男孩的牙上有一个洞.
- 3. The embryo lives in the amniotic cavity.
- 胚胎在羊膜腔中发育。
- 4. Through this incision, the abdominal cavity is distended with carbon dioxide gas.
- 二氧化碳气体通过这个切口进入，造成腹腔肿胀。
- 5. In Section 6 . 11 the cylindrical cavity problem is discussed.
- 在第6.11节中节中,将讨论柱形空腔问题.