Economists have been concerned with establishing proofs for their arguments.经济学家一直致力于为他们的观点寻找证据。If he is indeed Jove, make him give some proofs of it.他要真是朱庇特的话, 就该拿出点证据来.Miss Ada has just sent me the proofs of her new bo...
This technique brings life to instruction and eases assimilation of knowledge.这一方法给教学带来了活力，也使知识的吸收变得容易了。The worst part of the set-up is the poor instruction manual.安装时最糟糕就是操作指南讲述不够清楚。All schoolchildren must now receive s...
共和国在公开场合非常隆重地宣布成立。The Republic was proclaimed in public with great ceremony.不论从哪个方面来说，他们都受到了隆重的接待。They were royally received in every aspect.待客隆重并不意味着要大肆铺张。Entertaining in style needn't mean spending lavishly....
A TAXONOMIC STUDY ON WHITEFLIES IN BEIJING ( HOMOPTERA: ALEYRODIDAE )北京地区粉虱分类研究 ( 同翅目: 粉虱科 )NEW EARLY CRETACEOUS LALACID FROM JINGXI BASIN OF BEIJING, CHINA ( HOMOPTERA: FULGOROIDEA )北京京西盆地早白垩世同翅目化石一新属 ( 同翅目: 蜡蝉总科)(英文 )T...