Entomologists have tended to underestimate the importance of colonization through dispersal.昆虫学家倾向于低估在扩散过程中定居现象的重要性.Burn patients are febrile before there is sinificant bacterial colonization of born wound.烧伤病人在伤口有显著的细菌集...
The snowfall was becoming heavier ; it was sticking to the ground now.雪是愈下愈密了, 街上已经见白.Only an exceptionally heavy snowfall might temporarily dislocate railway services.只有非同寻常的大雪才可能暂时打乱铁路运行.Washington's Mount Rainier...
He drags his leg, and he can hardly lift his arm.他拖着腿，几乎举不起他的胳膊。He took last drags at his cigarette and stood up.他抽完最后几口烟,站了起来.She always drags behind.她总是落在后头....
I was often rude and ungracious in refusing help.我拒绝接受帮助的时候时常显得粗鲁无礼。They are sitting on the fence and refusing to commit themselves.他们保持中立，拒绝表态。She had effectively shut him out by refusing to listen.她拒不听他说话，并以此有效地将他排除在外。...