汞的化学元素符号是什么？What's the chemical symbol for mercury?添加的甲基汞的回收率据报到达90%左右.The recovery of added methylmercury was reported to be approximately 90 %.这种灯是由一根充有氩气和微量汞的玻璃管组成.This light consists of a glass tube containing a...
The owl is sacred for many Californian Indian people.对于很多加利福尼亚的印第安人而言，猫头鹰是圣物。We hiked the Grand Canyon, exploring Indian cliff dwellings.我们去大峡谷徒步旅行，探究印第安人的崖居。They battled against other Indian tribes, but rarely fought wi...
我刚开始驾驶游艇航行时，艇上的汽油发动机老出毛病。I first started cruising in yachts with temperamental petrol engines.我们要通知他们锁死艇上的武器系统!We need to get them to lock out their onboard weapons systems!两艘汽艇围着搁浅的轮船来回绕圈子,艇上的人正起劲地议论着什么.They circled rou...
Such secrecy breeds and encourages fear and suspicion...如此保密的做法滋生并加剧了人们的恐惧和疑虑。The trees formed such a dense canopy that all beneath was a deep carpet of pine-needles.树冠浓密,覆盖着厚厚一层松针。The President was deluding himself if h...