最慢下降率minimum: n. (pl. minimums, -ma ) 最小,最 ...sink: vi. (sank , 〔古、美〕 sunk sunk, ...rate: vt.,vi. 〔方言〕=ret. sink rate: 下降率minimum sink speed: 最小下沉速度下载手机词典可随时随地查词查翻译