查询词典 back-up

back number：过期刊物

back matter 附属资料 | back number 过期刊物 | back off 后退

Call Back Number：回拨号码

"Call Back","回拨" | "Call Back Number","回拨号码" | "Call Back Privilege","回拨特权"

back of：在...的后面;在...背后

back down off 放弃,让步,退却 | back of 在...的后面;在...背后 | back out of 收回(诺言等)

back of：在...后边 支持; 帮助 致使(发生); 起因于

back into 倒车撞上(某物) | back of 在...后边 支持; 帮助 致使(发生); 起因于 | back off (车辆等)向后退 放弃原来立场; 让步; 食言

back off sub：丢手接头

back off shot 解卡倒扣用炸药包 | back off sub 丢手接头 | back off tool 松开工具

back off tool：松开工具

back off sub 丢手接头 | back off tool 松开工具 | back order 延期交货

back off point：倒开点

back nut 后螺母 | back off point 倒开点 | back off shot 解卡倒扣用炸药包

back off shot：解卡倒扣用炸药包

back off point 倒开点 | back off shot 解卡倒扣用炸药包 | back off sub 丢手接头

back on：背靠

back off 后退 | back on 背靠 | back out 收回

back on：求助于,转而依靠

back of => 在...的后面,在...的背后 | back on => 求助于,转而依靠 | back order => 暂时无法满足订货

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件