an all-pervading sense of gloom无处不在的沮丧感There is a pervading sense of menace.有一种危机四伏的感觉。a pervading mood of fear普遍的恐惧情绪It seemed dimmed and muted now in the pervading fog.如今在弥漫的雾气里它显得黯然失色，哑然无声了。She has already partaken of...
阿司匹林或可待因治腮腺疼痛非常有效.For parotid pain, aspirin or codeine is quite effective.我看了看它的底部,上面标着可待因磷酸盐.I looked at the bottle it was Codeine Phosphate.目的: 观察复方磷酸可待因片的临床镇痛效果和不良反应.Objective : To evaluate the analgesic effect and sa...
伽俐略对落体的研究提供了终极答案.Galileo's work on falling bodies supplied the final clue.最普通的加速度就是自由落体的加速度.The most common acceleration that of freely falling bodies.但是信用仍旧缺失, 经济依然在自由落体.Yet credit remains scarce, and the economy i...