雪花轻盈飘落，无声无息。The snow was light and noiseless as it floated down.雪花如刀割般刮在他的脸上，他绷紧了双肩。He braced his shoulders as the snow slashed across his face.雪花好像融合在一起形成了冰晶。The flakes seem to fuse together and produce ice crystals....
Almost 80 percent of the state's residents were born elsewhere.该州居民中几乎有80%出生在异地。Entry to this prize draw is limited to UK residents.这次抽奖只限英国公民参加。The investigators complained about the difficulties of squeezing infor...
在加入样品前,两性电解质先通过凝胶电泳.Ampholytes are electrophoresed through the gel prior to sample addition.凝胶脱色的另一方法是电泳法.Alternatively the gels may be destained electrophoretically.电泳是根据分子的静电荷和形状分离大分子的技术.Electrophoresis is a technique ...