Mitchel's schedule had not permitted him to take time off.米切尔的日程安排使他无法休假。It is the mother who is expected to reorganize her busy schedule.应该让母亲来重新安排自己紧张的日程。The election was held six months ahead of schedule.选举提前了6个月...
It's difficult to cram everything into a tight schedule...日程紧，很难把所有事情都安排进去。I am painfully aware that staff have a heavy work schedule.我非常清楚员工们工作繁重。He was back in the office, updating the work schedule on the compute...
From the left atrium the blood passes through the bicuspid valve into the right ventricle.来自左心房的血液通过二尖瓣进入右心室.An aortic valve need not be bicuspid to calcify.主动脉瓣并非是两个瓣叶的才钙化.Most bicuspid valves are prone to calcification...
Cataracts is a condition that affects the transparency of the lenses.白内障是一种影响晶状体透明性的疾病。In one study, light smokers were found to be more than twice as likely to get cataracts as non-smokers.研究表明，即使抽烟不多的人也比不抽烟的人患白内障的概率高出一...
关于厌食的起因存在颇多争论。The causes of anorexia are much debated.以腐肉为食的乌鸦crows feeding on carrion经常看到一只猎食的老虎在村子周围悄悄走动.A marauding tiger was often seen prowling around the village....