查询词典 back-up

Scoot back. Back away：快退后,退后

It's OK. You've got to back away.|没事了,你必须退后 | Scoot back. Back away!|快退后,退后! | Back upfrom here. Back--|退到后面去,退后

back out bracket：后辅刃 back out 后内括弧形

后内直立旋转,单脚直立旋转 back in stand spin | 后辅刃 back out 后内括弧形 back out bracket | 后外变刃形 back out change

back：后卫

之后这些防守型的球员被正名为"后卫"(Back)或者"前卫"(Half Back). 随着橄榄球运动的愈加复杂,不同站位的后卫球员(指后卫站位和前锋线的距离)被细化为前卫(half back)、中后卫(three quarters back)和最后卫(full back).

half back：前卫

之后这些防守型的球员被正名为"后卫"(Back)或者"前卫"(Half Back). 随着橄榄球运动的愈加复杂,不同站位的后卫球员(指后卫站位和前锋线的距离)被细化为前卫(half back)、中后卫(three quarters back)和最后卫(full back).

at the back of = in the back of：在...后面

lie on one's back 仰卧 | at the back of = in the back of 在...后面 | back to back 背靠背

back to back credit import first：输入为先的对开信用证

back to back L/C 对开 信用证 | back to back credit import first 输入为先的对开信用证 | back Valvation 倒起息

snipers：有狙击手 趴下 - 回来

After me. Let's go.|跟着我 走 | - Snipers! Get down! Snipers! - Back! Back! Back!|- 有狙击手 趴下 - 回来 | Get back! Get back!|回来

back-to-back testing：反馈试验,背靠背试验

back-to-back test ==> 成对试验,整流子片试验 | back-to-back testing ==> 反馈试验,背靠背试验 | back-to-front ratio ==> 反-正比

back-to-back testing：背靠背试验

反向起动 back-to-back starting | 背靠背试验 back-to-back testing | 正反比 back-to-front ratio

back-to-back counter：加倍计数器

back-step welding 逐步退焊 | back-to-back counter 加倍计数器 | back-to-back credit export first 输出方先开的对开信用证

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛