查询词典 turn back

to turn one's back on：不理,看不起,背弃

背着某人说坏话 --- be behind one's back | 不理,看不起,背弃 --- to turn one's back on | 后退 --- to back away

To see the back of someone/something：摆脱恼人的人或事

To have one's back to the wall:努力克服巨大困难 | To see the back of someone/something:摆脱恼人的人或事 | To turn one's back on:转过脸去不理睬;放弃;不帮忙

back turn pulley：倒带轮

back tube sheet ==> (锅炉的)后管板 | back turn pulley ==> 倒带轮 | back twisting ==> 反向加捻

back ampere-turn：反安匝数,逆向安匝

反作用 back action | 反安匝数,逆向安匝 back ampere-turn | 平衡重量;平衡锤 back balance

turn against：变得敌视,反对

turn down调低,拒绝 | turn against变得敌视,反对 | turn away打发走,驱逐,转过脸去

at every turn：到处

in turn 依次地 | at every turn 到处 | ① turn on 打开,使感兴趣

at every turn：处处, 到处; 每一次, 经常地

About turn! (=Right about turn!) [军]向右转! | at every turn 处处, 到处; 每一次, 经常地 | by turns 轮流地; 时而...时而...

At the turn of culture：文化转型

话轮转换系统:turn-taking organization | 文化转型:At the turn of culture | 全程量化:the Amount Turn of Whole Distance

do sb. a good turn：做有利于某人的事, 为某人效了一次劳

do sb. an ill turn 做有损于某人的事, 危害某人 | do sb. a good turn 做有利于某人的事, 为某人效了一次劳 | give a new turn to 对...给与新的说法, 给与...另外一种说法

turn for the better：好转

turn down 向下折转; 拒绝 (名) | turn for the better 好转 | turn in on oneself 埋头于自己的事务

genetic recombination：遗传重组

第三节基因重组和基因杂交基因重组(gene recombination) 遗传重组(genetic recombination):两个独立基因组内的遗传基因,通过一定的途径转移到一起,形成新的稳定基因组的过程.

d-c restorer：直流分量还原器

d-c reinsertion 直流成分恢复 | d-c restorer 直流分量还原器 | d-c ringer 直流电铃