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1.(biology) having a mouth or mouthlike opening.
（生物学）有孔或似孔打开的。收藏指正
2.(biology) having no mouth or mouthlike opening.
（生物学）无口或不似嘴打开的。收藏指正
3.The mouthlike opening in a sponge, used to expel water.
出水孔海绵中象口一样的开口，用于排水收藏指正
4.relating to or of the nature of or having a mouth or mouthlike opening.
属于或与有口或象口一样的孔的特征相关。收藏指正
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