Commutator and brushes shall be free of grease, or other contaminants.换向器和炭刷应无脂或其他污物.Caesium is one of the radio - contaminants discharged from nuclear power plants.铯是核电站排放的放射性物质之一.We are exposed to an overwhelming numbe...
Contaminants found in poultry will also be found in their eggs.家禽身上发现的污染物，在禽蛋里也会有。Filters do not remove all contaminants from water.过滤器无法过滤掉水中的所有污染物。We are exposed to an overwhelming number of chemical contaminants every...
形容词常做连系动词的表语,用以描述主语.Link verbs often have adjectives as complements describing the subject.表示对现在或将来的情况的推测, 此时动词通常为系动词.I don't know where she is, she may be in Wuhan.让学生归纳学过的系动词和表示情感的形容词.Please sum up the linking ver...
...a magazine article celebrating the anniversary of man's first lunar landing.一篇庆祝人类首次登月周年纪念的杂志文章A golden wedding is the fiftieth anniversary of a marriage.金婚是结婚五十周年纪念日.Dartmouth College just marked the fiftieth an...