世界上供应的盐有些是从开采岩盐得到的.Some of the world's supply of salt is mined as rock salt.石膏与岩盐则逐渐变薄或完全被溶解掉.Gypsum and halite are simply thinned or removed altogether.石英岩和岩盐的热导率最高.Quartztes and rock salt have the highest conducti...
Listening to the speech through an interpreter lessened its impact somewhat.演讲辞通过翻译的嘴说出来， 多少削弱了演讲的力量。We must allow him to be a good interpreter.我们必须承认他是个好译员.Speaking through an interpreter, he called for some new thinkin...
他写了一组非常单调枯燥的曲子。He has written a batch of very samey tunes.一组肌肉带动下一组肌肉运动。One group of muscles sets the next group in motion.这首交响曲确实需要为数不少的一组演奏者。The symphony does require a largish group of players....