有很多种表达方式： 1)I want to go to WC. 2)I want to go to toilet. 3)I want to go to wash-room. 比较隐晦的说法：I have to answer nature's call.或 I have to answer the call of nature.我要响应大自然的召唤． 比较有失大雅的说法: 1) I want to piss.我要小便． 2) I want to shit.我要大便． 还有很多俚语,在这里就不一一指出．
