目的: 本文研究鹅去氧胆酸 ( CDCA ) 对呼吸系统的影响.Objective: In this paper, antitussive , antiasthmatic and expectorant action of chenodeoxycholine acid ( CDCA ) were studied.目的研究猪去氧胆酸中的杂质成分和纯化方法.OBJECTIVE To investigate the impurities of...
从村子到格雷斯通斯走的一直都是上坡路。The walk from the village to Greystones was uphill all the way.他已经跑了一段很长的上坡路。He had been running uphill a long way.开始一段上坡路并不陡峭.The first part of the ascent is not steep....
Peter heard the sound of gunfire...彼德听见了枪炮声。...after a morning punctuated by regular volleys of gunfire...过了枪声阵阵的早上之后The soldiers in the open field were exposed to the enemy's gunfire.旷野中的士兵遭到敌人炮火的攻击。A school bus wa...
It was yet another case where the human eye outperformed radar.这是肉眼胜过雷达的又一事例。They located the ship by radar.他们通过雷达确定了船只的位置。The radar beam can track a number of targets almost simultaneously.雷达波几乎可以同时追着多个目标....
Chinese good athletes won 148 gold medals in the 11 th Asian Games.中国运动健儿在第11届亚运会上获得148枚金牌.The Asian Games meet every four years.亚运会每4年举行一次.He is due to attend the opening of the Asian Games on Saturday.他预定出席星期六的亚运会开幕式。...