the act of accepting defeat

To withdraw the remaining troops would have been a humiliating capitulation. 撤出剩余的部队将是一种屈辱的投降。

Some say withdrawal of the military forces represented a capitulation to terrorism. 有人说，撤出军队代表向恐怖主义投降。

an occasion when someone unwillingly accepts or agrees to do something

We are seeing hopelessness and capitulation among investors. 我们看到了投资者的绝望和放弃。