w.water ballast以: use; take水压: hydraulic pressure载: load; carry; hold水压载: water ballast; water-ballast（以）水压载，水压舱: w.b. water ballast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:以水压载，即可在微信中查询翻译
