酒是有放射性的，可是很少有人因此而戒酒。Wine is radioactive but few people stop drinking it on that account.在核武器试验中他们暴露在放射性尘埃之下。They were exposed to radioactive fallout during nuclear weapons tests.东欧迅速成为放射性残渣的倾倒场。Eastern Europe is rapidly ...
Development of the ferroelectric ceramics in recent years has led to superior detection ability.近代所发明的铁电陶瓷具有优良的检测能力.The ferroelectric cathode material is a new kind of functional material.作为一种新型功能材料,铁电阴极材料的研究日益受人们重视.The ...
每个雌体四五月份只产一粒卵。Each female will lay just one egg in April or May.雌兽与幼崽显然受益于群居.Females and cubs clearly derive some benefit from living in groups.那位农民买了头雌鹿.The farmer bought a doe....