查询词典 back up

fall back：回落

回铃音 Ring Back Tone | 回落 Fall Back | 回声抵消法 Echo Canceling Method ECM

fall back：后退

fall short of 不足,达不到 | fall back 后退 | fall back on求助于

to fall behind with one's work：落后

matter of fact 实际情况,真相 | fall behind 落后 to fall behind with one's work | fall back on 求助于,转而依靠 Even if he is not successful as a singer,he has his training as a teacher to fall back ...

feed back system：回馈系统

回馈机转 feed back mechanism,servo mechanism | 回馈系统 feed back system | 饲料均衡 feed balance

Fight Back to School：年 《逃學威龍>

1991年 > Legend of the Dragon | 1991年 > Fight Back to School | 1991年 > God of Gamblers 2:Back To Shanghai

Link: flash back to：(记忆)闪回 in a flash 一刹那间

My mind flashed back to last Christmas. 我立刻回想起去年圣诞节的情景. | Link: flash back to (记忆)闪回 in a flash 一刹那间 | 3. particularly adv especially 特别是in particular 特别,尤其

flat back：平脊

flat armature 边衔铁,扁平衔铁 | flat back 平脊 | flat back pattern 平接模

flat back method：上向梯段开采法

flat back cut and fill method 水平分层充填开采法 | flat back method 上向梯段开采法 | flat bed 平层

flat back pattern：平接模

flat back 平脊 | flat back pattern 平接模 | flat balance spring 平游丝

back flutter kick：(仰泳)震动打腿

60 back floating position 仰漂姿势 | 61 back flutter kick (仰泳)震动打腿 | 62 backstroke 仰泳

at sb.'s disposal; in sb's disposal：任某人处理

at rest 宁静的,安静的,过世了的 | at sb.'s disposal; in sb's disposal 任某人处理 | at sb's service 听某人吩咐

Unionism：工会主义;工联主义

Unionist:工会主义者 | Unionism: 工会主义;工联主义 | Unitive:团结的,倾向于团结的