1.医学术语:diarrhea如:He has trouble with diarrhea. 他拉肚子。 I had diarrhea. I wonder if I eat something bad yesterday. 我拉肚子,我怀疑是否昨天吃了不新鲜的东西。 2.口语have loose bowelshave the runs如:I have loose bowels. 我拉肚子。I still have the runs. I do not think I should eat anything today. 我还在拉肚子,今天不要吃东西比较好吧。