单词 | cavity |
释义 | cav·i·ty (kăvĭ-tē) n. pl. cav·i·ties 1. A hollow; a hole. 2. A hollow area within the body: a sinus cavity. 3. A pitted area in a tooth caused by caries. [French cavité, from Late Latin cavitās, from Latin cavus, hollow; see keuə- in the Appendix of Indo-European roots.] |
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