No detail was too small to escape her attention.再小的细节都逃不过她的眼睛。He was waving his arms to draw their attention.他正挥手以引起他们的注意。You may feel unworthy of the attention and help people offer you.你可能会觉得自己不值得别人关心和帮助。...
风险不可能完全消除,但可以通过防范和培训来降低。You could never eliminate risk, but preparation and training could attenuate it.必须采取防范措施阻止偷盗行为。Precautions had to be taken to prevent pilfering.警方及时采取防范措施,避免了可能发生的骚乱。The police were able to take p...
A liquid chromatograph - mass spectrometric method for the determination of sodium cyclamate in food had been established.建立了食品中甜蜜素的液相色谱 - 串联质谱测定方法,研究了不同提取溶剂的影响.The determination of cyclamate in food by capillary column ...