1. You have to face cutthroat competition after graduation. 毕业后，你得面对残酷的竞争。
2. Although just 18, the showbiz veteran speaks firsthand about pursuing such a cutthroat career at such a tender age. 虽然才18岁，这个经验丰富的艺人这样谈论这么小就从事这样残酷的事业。
3. The judge is insane, the jury is merciless, the prosecution is cutthroat, and now, our defense is a wet-behind-the-ears law student. 法官精神失常，陪审团毫无怜悯之心，原告律师残忍无度，最后，我们的辩护律师是个嘴上没毛的法律学生。
英英解释
n.
1. someone who murders by cutting the victim's throat
2. ruthless in competition
