A lack of magnesium causes muscles to go into spasm.缺镁会导致肌肉痉挛。Magnesium is the nutrient element in plant growth.镁是植物生长的营养要素.The water contains high amounts of magnesium.这水含有大量的镁....
He expounded his views on the subject to me at great length.他详细地向我阐述了他在这个问题上的观点。She rambled on at great length but she didn't get to the heart of the matter.她夹七夹八地说了许多话也没说到点子上.The scholar discoursed at great length ...