- back wateradv.倒划,退缩;
- back to the salt mines<口>重新工作,重操旧业,又要辛苦一番了;
- back to square one问题回到原态,并没有解决;
- back to back houses背对背房屋;
- back stroke返回行[冲]程,逆行程;
- back square矩尺;
- back slangn.倒读隐语;
- back plate支承板;挡板;
- back payn.欠薪;欠付工资;
- back office股票[证券]交易清算室,结算室;后勤办公室;后勤部门;
- back kick反冲;反向放电;倒转;逆转;
- back issuesn.过期刊物( back issue的名词复数 );
- back facade背面;
- back elevation背视图;
- back down退让,退回去,撤销(要求等);
- back country穷乡僻壤;
- back cataloguen.(歌手等的)以往歌曲目录,过往作品;
- back numbersn.<美>过期刊物,<口>过时(或老式)的人(或物),老古董( back number的名词复数 );
- back roads[电影]冤家路窄;
- back streetsn.小街( back street的名词复数 );
- 双语例句
1、
Series 757, 757 N be installed under continuous pressure and be subjected to backpressure and back siphonage.
系列757, 757N可以安装在持续压力应用中,并且可能与反压力和反虹吸相关.
——期刊摘选
2、
The 757 DCDA, 757 NDCDA be installed under continuous pressure and be subjected to backpressure and back siphonage.
系列757DCDA, 757NDCDA可以安装在持续压力应用中,并且可能与反压力和反虹吸相关.
——期刊摘选
3、
This series is normally used in health hazard applications to protect against back siphonage and backpressure.
这个系列通常用在健康危害应用场合保护不受反虹吸和反压力的损坏.
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4、
Provides back siphonage protection for portable hoses connected to hose thread faucets.
具有反虹吸功能,可用于饮用水软管连接到软管螺纹水龙头的场合.
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