便秘时可服用泻剂.If you're constipated you may need a laxative.酒石酸及其钾盐是有渗透作用的泻剂.Sodium potassium tartrate and tartaric acid are osmotic laxatives.您需要服食泻剂来驱使肠胃的蠕动?Do you depend on laxatives to ease your bowel movements?...
It would be fair to say he had one or two unhappy moments out there...可以这么说，他在那里有过一两次不愉快。It is all very well to urge people to give more to charity when they have less, but is it really fair?鼓励那些自身并不富裕的人更多地投身慈善事业固然没错，但这么...
He seemed conscious of possessing a keener power of enjoyment than other people.他似乎意识到自己具有比别人更敏锐的鉴赏能力.Physical Properties - When freshly distilled, citral is an almost colorless oil possessing a characteristic lemon odor...