The soldiers numbered off from the right.士兵们从右开始报数.The officer numbered the men off.军官叫士兵报数.The company numbered off one by one from left to right.该连士兵由左向右报数....
空气 、 水 、 衣服、及昆虫都会成为疾病的传染媒介.Air, water, clothing and insects are all means of infection.这种疾病是通过昆虫媒介传播的.This disease is spread through the agency of insects.艺术可以用作为宣传的媒介.Art may be used as a vehicle for propaganda....
它对红光,红外线的光以外的其它光相对来说是不敏感的.It is relative insensitivity to other than red and infrared lights.大多数实验动物对肠毒素极不敏感.Most laboratory animals are quite insensitive to enterotoxin.充分发育的血管对氧中毒是不敏感的.Fully developed blood vessels are...