氯化是用N- 卤胺和硫酸.Chlorination is carried out with Nhaloamines and sulfuric acid.氯化物被认为是一种元素与氯化合组成的化合物.Chlorides are considered as compounds consisting of one element combined with chlorine.用氯化钛溶液可以很方便地研究钛的反应.The reactions ar...
The new drug lessens the severity of pneumonia episodes.新药减轻了肺炎发作时的痛苦。The Bishop said he was sickened by the severity of the sentence.主教说他对如此重的量刑大为震惊。Several drugs are used to lessen the severity of the symptoms.使用了几种药来减...
Storms make trees take deeper roots.风暴使树木深深扎根。The big storms in August refilled the reservoirs.八月的暴雨又使水库积满了水。Most of these storms spin out over the open sea.这些风暴中的大部分最终会在远海上销声匿迹.The Hurricane Center warns people not to t...