那汽车[发动机]发生逆火引起爆鸣.The car / engine backfired noisily.在熄灭或控制森林大火蔓延中燃起或使用逆火.To start or use a backfire in extinguishing or controlling a forest fire.突然响起一声爆裂声 —— 像汽车的逆火声.A sudden report rang out -- like the sound of a car b...
Objective : To determine emodin and chrysophanol in Zhouchewan pills.目的: 测定舟车丸中大黄素和大黄酚含量.Methods: The contents of aloe - emodin in rhubarb decoctions were determined by RP - HPLC.方法采用 反相 高效液相色谱法测定各种大黄煎液中芦荟大黄素的含量.The pres...
It was this nucleus that Dr Lowry focused on.Lowry医生关注的正是这一部分.Dr Lowry was able to measure their stress by dropping them into a tiny swimming pool.Lowry医生将老鼠放入微型游泳池,测量它们的压力水平.Lowry is not an endpoint assay , so samples s...
They talked modestly of their valiant efforts to keep the tanker afloat.他们说起自己设法使油轮漂浮的英勇之举时非常谦虚。She made a valiant attempt not to laugh.她试图强忍住不笑出来。Despite their valiant efforts, they were unable to save the child's ...
An Ordnance Survey grid reference gives the position of a place to within 100 metres.全国地形测量局的地图坐标标示某地的位置精确到100米以內.She worked in an ordnance factory during the war.战争期间她在一家兵工厂工作.Shoes and clothing for the army were scarce...