2. Sometimes they feel a few seconds of intense pain as the
letdown (or milk ejection) reflex occurs, because it is so forceful.
有时她们会在喷乳反射发生的时候感到几秒钟非常强烈的疼痛,因为喷乳反射太强了。
3. Yet despite the astronaut's protestations that the Moon itself was a
letdown, which of us , given the chance, wouldn't want to go there?
尽管有宇航员“月球令人失望”的异议,我们中的任何人,如果有机会的话,谁不想到月亮上去?