请问must answer the call of nature,是离开一会儿的意思吗?上卫生间是不是可以用?

问题描述:

请问must answer the call of nature,是离开一会儿的意思吗?上卫生间是不是可以用?

这个是美国俚语.就是说上洗手间的意思.
类似的讲法还有 I would like to go to the John.
I just received the call from nature.