automatic plug自动: voluntarily; of one's own ac ...泄水: weepage; sluicing塞: fill in; stuff艇底自动泄水塞: ball plug自动泄水: automatic drainage; self bailing; self-draining下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:自动泄水塞,即可在微信中查询翻译