Opium is classed under the head of narcotic.鸦片是归入麻醉剂一类的东西....hormones that have a narcotic effect on the immune system.对免疫系统有麻醉作用的激素They use opium as a sedative, rather than as a narcotic.他们把鸦片用作镇静剂而不是毒品。He appears to be...
There is a price to be paid for maintaining these safeguards.维持这些防范措施是要付出代价的.This paper introduces the maintenance of CDROM and its maintaining method.介绍了光驱的日常维护及常见故障的维修方法.She has been comparatively successful in maintai...
We subcontracted the work to a small engineering firm.我们把工作转包给了一家小型工程公司。The electrical work have been subcontracted to smith ltd.电气工作已转包给史密斯有限公司.Many cases in the public eye involve contracted or subcontracted detective ...