| 单词 | cloaca |
| 释义 | Word Frequency cloaca(kləʊˈeɪkə) nounWord forms: plural -cae (-kiː) 1. a cavity in the pelvic region of most vertebrates, except higher mammals, and certain invertebrates, into which the alimentary canal and the genital and urinary ducts open 2. a sewer Derived forms cloacal (cloˈacal) or cloacaline (cloˈacaline) or cloacinal (ˌcloaˈcinal) adjective Word origin C18: from Latin: sewer; related to Greek kluzein to wash out |
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