sleeve 动词 用法
sleeve是一个英语单词，名词、及物动词，作名词时意为“[机] 套筒，[机] 套管；袖子，[服装] 袖套”。作及物动词时意为“给……装袖子；给……装套筒”。 例句: By installing a TFO, back pressure was generated on the valve reducing the total pressure ｄｒｏｐ across the sleeve and eliminating damaging cavitation. 安装了TFO后...