随着年龄的增加，人在消耗体力时心脏的输血能力和输血速度会有所减弱。Age diminishes the heart's ability to pump harder and faster under exertion.交感神经纤维分布于心脏的所有部分.Sympathetic fibers are distributed to all regions of the heart.心脏的功能是把血液输往全身.The function...
In after-hours trading, shares surged by another estimated 30 points or more.在盘后交易当中，股价估计又上涨了30点或更多。Panic surged through her.她顿时惊慌失措。Nausea surged in him and he retched violently.他突然觉得恶心，猛烈地干呕起来。...
介绍了苯乙酸的生产方法 、 用途及市场.The production process, use and market of phenylacetic acid were introduced.介绍了鉴别氯代乙酸的反应原理和操作方法.Reaction principles of chloroacetic acid detection and its operation Methods: Were introduced.在此反应条件下, 乙...
我慢慢追上了跑在我前面的人.I was slowly closing on the runner ahead of me.他速度太快,猛地撞上了前面的车.He was going too fast and rammed into the car in front.浓雾弥漫,司机看不清前面的路.It was so foggy that the driver could hardly make out the way ahead....