She was silent, her eyes downcast.她一言不发，两眼低垂。Barbara looked increasingly downcast as defeat loomed.当败象已呈时，芭芭拉看上去越来越沮丧。Eyes downcast, she continued eating.她低垂双眼，不停地吃。...
A muscular spasm in the coronary artery can cause a heart attack.冠状动脉的肌肉痉挛可能导致心脏病。He almost bled to death after the bullet severed an artery.子弹穿过动脉，他失血过多几乎性命不保。Blood enters the kidneys via the renal artery.血液通过肾动脉流进肾脏。...
Cottonseed meal is deficient in lysine, methionine and leucine.?澍宸廴狈?蛋彼幔0蛋氨酸和亮氨酸.In plant cells the principal precursor of alanine , as well as leucine and valine, is pyruvate.植树细胞中丙氨酸和亮氨酸 、 缬氨酸的主要前体是丙酮酸.Decorin ( DCN ) ...
由于额外的工作他领取了三倍的工资.He received triple wages for all his extra work.他因超额工作得到三倍的报酬.He received triple pay for his extra work.我是三倍的合金而且悲剧已经在两个地方发生了.I'm triple platinum and tragedies happened in two states....