Insects and worms are all invertebrates.昆虫和蠕虫都是无脊椎动物。In the earthworm and many other invertebrates, these excretory structures are called nephridia.在蚯蚓和许多其它无脊椎动物中, 这些排泄结构称为肾管.But regulators with spine are still better th...
A chip is a piece of silicon about the size of a postage stamp.芯片就是一枚邮票大小的硅片。A fifty cent postage stamp was put on the heavy letter.那封超重的信上贴了一张五十美分的邮票.Allan licked the postage stamp and stuck it on the envelope.阿伦舔了舔邮票,把...
The antipodes of love is hatred.爱的反面是恨.Our antipodes sleep while we wake.我们醒着的时候,我们地球背面的人却在睡觉.Two Worlds at the antipodes , in football and in life.两个世界在相反的两方面: 足球和生活....
Are no probabilities to be accepted merely because they are not certainties?难道仅仅由于事情不具备必然性,我们就不承认它们也有或然性?But DNA experts still deal in probabilities and not certainties.但DNA专家们分析的是可能性,而不能明确断案.Therefore, individual - pref...
The uprising or downfalling of an enterprise lies in its management or administration.企业兴衰主要在经营管理.By now he was quite aware as to whence this powerful uprising had sprung.现在他很清楚,这种强有力的骚动是从哪里来的.He saw vaguely the ship he ...