cavity

C1 CET-6 大学 FREQ #12952 ★☆☆☆☆

n. 洞, 空穴, 腔 [化] 空穴

发音

其它 /ˈkæv.ɪt.i/
US /ˈkʰæv.ɨɾ.i/

词形变化

cavities 复数 cavities

教材释义与例句

名词

腔；洞，凹处

释义与例句

n. C1
  1. 1.

    A hole or hollow depression in a solid object.

    A hollow area within the body.

    腔

    孔穴

    空腔

    医学
  2. 2.

    A hole or hollow depression in a solid object.

    The female part of a mold: the depression itself or (metonymically) the half of the mold that contains it.

    商务 工程
  3. 3.

    A small or large hole in a tooth caused by caries; often also a soft area adjacent to the hole also affected by caries.

    虫牙

    医学

    Jim got two cavities filled at the dentist's office yesterday.

词汇关系

名词

同义词 5

pit caries cavum dental caries tooth decay

上位词 5

space hole structure hollow decay

下位词 10

pocket pit chamber sack orbit hollow abdomen pouch pelvis socket

整体词 1

body

相关短语

cavity wall [医] 洞壁 cavity quantum electrodynamics cavity walls cavity resonator 空腔谐振器，谐振腔 cavity resonators cavity QED cavity search cavity searches cavity magnetron [电] 空腔磁控管 cavity magnetrons body cavity search body cavity searches microwave resonant cavity thruster microwave resonant cavity thrusters oral cavity n. 口腔

词源

From Middle French cavité or Late Latin cavitās, from cav(i) (“hollow, excavated, concave”) + -tās (“-ity”, nominal suffix). First attested in the Mid-16th c.

来源：wiktionary