Many school buildings are unsafe, and some are falling apart.许多校舍不安全，有些简直是摇摇欲坠。Dangerous undertows make swimming unsafe along most of the coastline.由于存在着危险的下层逆流，在大部分海岸线附近游泳都不安全。Critics claim the trucks are unsafe.批评家声称这些...
Dangerous undertows make swimming unsafe along most of the coastline.由于存在着危险的下层逆流，在大部分海岸线附近游泳都不安全。The ice on that pond is unsafe for skating.在那个池塘的冰面上溜冰不安全。In the larger neighbourhood, I felt very unsafe.在大一点的小区里，我感到很不安全...
Beware of any number about the alleged prevalence of sexual dysfunctions!对任何所宣称的性功能障碍的流行病统计资料要保持清醒的头脑!the prevalence of burglaries盗窃盛行Despite its prevalence, schizophrenia has existed behind a wall of secrecy for years.尽...
He took advantage of the lowness of interest rates.他利用了利息率低的好处.He was suddenly aware of the lowness of the ceiling.他突然意识到天花板的低垂.He felt responsible for her lowness of spirits.他觉得自己对她的情绪消沉负有责任....
And a new type sphere - conical roller and globoid cam graduator is designed.并在此基础上设计出了一种新型的球锥滚子弧面凸轮转位工作台.Using precisely graduator of cam, hypo - mood position fixing accurately.采用精密凸轮分度器,下模定位精确.A graduator of Shanghai ...