今天我们要学的词是cave in。To cave in, 意思是屈于压力而让步。 "All my friends are on Facebook now. I finally caved in and got registered," 我朋友都在用 Facebook. 我没办法，只好也去注册了一个帐户。 "Amazon caved in to users’ protests and banned an e-book on pedophilia from its web site," 在用户的抗议声中，亚马逊网站屈于压力，叫停了一本关于恋童癖电子书的发行。美国总统奥巴马的首席顾问在接受电视采访时暗示， "The White House might cave in to Republican demands and extend the tax cuts for the wealthy," 白宫可能会屈于共和党人的压力，延长富人享受的减税政策。好的，今天我们学习的词是cave in...