negative pressure wave的用法和樣例：
例句
- The chief executive initially refused to resign, but finally had to bend to pressure.
新町敏行起初拒絕辭職，但最終不得不向壓力屈服。 - After several days of defiance, my opponent succumbed to the pressure, asked Justin to back up a few feet, and issued an apology.
在幾天的不理不睬以后，我的對手還是向壓力屈服了，叫賈斯廷在跟蹤時(shí)退后了幾步，并向我道歉。
