单词	ball cock
释义	ball cock noun : an automatic valve whose opening and closing are controlled by a hollow float at the end of a lever Word History First Known Use 1734, in the meaning defined above
随便看	acaridea acaridean acarideans acaridian acaridiases acaridiasises acaridiasisses acaridologist acaridomatia acarids acariform acarinae acarinaria acarinarium acarinariums acarinas acarine disease acarines acarinology acarioses acariosis acariosises acariosisses Acarnania acarnanian

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