...a dust particle weighing only a thousandth of a gram.重量仅有千分之一克的灰尘微粒The magazine has just published its six thousandth edition.这本杂志刚刚出版了第 6,000 期。The phone rings for the thousandth time.电话都响了一千次了。One nanosecond is equa...
He shouted at his brother, his neck veins bulging.他朝他的兄弟吼叫，脖子上青筋暴突。My mother has had unsightly varicose veins for years.我母亲多年来一直患有难看的静脉曲张。It works only in the veins, where the blood flow is slower.它只在静脉里起作用，在静脉中血液流动更慢一些。...