The pricipal objective in designing cyclones is to create a vortex.设计旋风除尘器的主要目的在于造成涡旋运动.Middle - latitude cyclones originate at the popar front.中纬度 地区的气旋发源于极锋.For particulates, the favored devices are inertial impactors,...
There is a useful bibliography at the end of each chapter.在每一章后附有一份有用的参考书目.A scholastic work is to have a useful bibliography at the end of each chapter or the whole book.学术著作应该在每一章或全书之后附有一份参考书目.At the end of this chapte...
"B-b-b-b-but" I stuttered. — "Never mind the buts," she ranted.“但——但——但是”，我结结巴巴地说道。——“别跟我讲那些‘但是’了。”她咆哮道。The old truck stuttered along the winding road.这辆旧卡车在蜿蜒的公路上缓慢地颠簸前行。His nerves jumped with anger as the sewing - mach...
Today, we no longer gasp when we hear a teenage girl is pregnant or whisper about unmarried couples who live together...今天，我们听到未成年少女怀孕时不会再感到惊讶，也不会再去私下谈论谁谁未婚同居。Though he is forty,he is still unmarried.尽管他已经40岁了,但还是独身。She ...
Composers write music that is more easily comprehensible without sacrificing originality.作曲家写出既更易为人们理解,又不失其个人独创风格的音乐作品.So you can save your campaign by sacrificing me to CNN?那样你可以救你的选举然后把我牺牲给有线新闻网络?They believed that goo...