“悬垂物”例句

单词 悬垂物 例句 DEFINITIVE EXAMPLES 权威例句〔bob〕A small, knoblike pendent object, such as a plumb bob.悬垂物：小的球状悬挂物，如铅锤美国传统〔clasper〕Any of the appendages of the male of certain insects and crustaceans that are used during copulatio...