The DNA of chromatin must replicate before cell division.染色质DNA在细胞分裂之前必须复制.Computer viruses are small programs, they replicate by attaching a copy of themselves to another program.计算机病毒是一些小程序，它们把自己的一个副本附加到另一个程序上面进行复制。The...
Humidifier function from Elvan water filter provides optimal humidity control that mimics humidity from wet laundry.淡英斑岩滤水器具有增湿功能,能模仿湿洗时的环境湿度,控制到最佳水平....
这很像把手浸入挥发性液体后的那种凉飕飕的感觉.It is like the sense of chill that follows immersion of the hand in a volatile liquid.他们发现狄氏剂的挥发常随紧实度的增加而减低.They found volatilization of dieldrin tended to decrease as bulk density increased.不应将挥发物...
提及性治疗，大多数人会尴尬地偷笑。Mention sex therapy and most people will titter in embarrassment.女孩尴尬地说了句“这是马尔科姆”，打破了沉默。"This is Malcolm," the girl said awkwardly, to fill the silence.他尴尬地笑了。He smiled uncomfortably....
Skiers should be particularly choosy about the insurance policy they buy.滑雪者在选择购买保险的问题上应该尤其慎重。When entering a trail or starting a descent, yield to other skiers.进入滑雪道或开始下滑时，要给其他滑雪者让路。Keen skiers are happy to forego a sum...
He closed his door and started the quarter-mile walk down the hill.他关上门,踏上了1/4英里长的下山路.He turned his back on them and stomped off up the hill.他转身不理他们，噔噔噔地爬上了山。The Newton Hotel is halfway up a steep hill.丽东酒店位于陡峭的半山腰上。...