这是通过中枢神经系统的调节作用实现的。This works through the mediation of the central nervous system.他正在服用一种危险的药物：这种药物能很快影响到中枢神经系统。He's taking a dangerous drug: it acts very fast on the central nervous system.语言中枢位于左半脑。The major centr...
‘We’d just finished our meal when John realized he’d accidentally left his chequebook at home.“Accidentally on purpose, you mean!”“我们刚吃完饭,这时约翰发现他无意中把支票本落在家里了。”“你是说他是有意装无意吧！”As the tabloids have hit on hard times, the che...
军士是海军的骨干。Petty officers are the backbone of a navy.军士为部下不整洁的服装而责骂他们.The sergeant lashed the troops for their sloppy dress.将军表扬这位勇敢的军士.The general commended the sergeant for his bravery....
她病得很严重，被戴上了人工呼吸器。She was so ill that she was put on a respirator.有机食品是未使用人工化学制剂和杀虫剂的纯净食品。Organic food is unadulterated food produced without artificial chemicals or pesticides.我们这一系列的药草茶不含防腐剂、色素以及人工调味品。Our range of herba...
对于现况的不满，不能只是抱怨，要有勇气作出改变。If you're not satisfied with the life you're living, don't just complain. Do something about it.海关官员们对这种设备作出了一系列互相矛盾的陈述。Customs officials have made a series of contradictory stateme...
用mtDNA序列探讨羚牛亚种分类 ( 偶蹄目: 牛科 )SUBSPECIFIC TAXONOMY OF TAKIN BASED ON mtDNA SEQUENCES ( ARTIODACTYLA: BOVIDAE )剑羚属于牛科的动物, 双脚纤细,适宜在平野上奔跑跳跃.The Oryx the buffalo family. With slender legs the athletes the fields the terraces....