nail-biting addiction咬指甲癖
thellos caused hellom considerable nail-biting按字面儿是说有事令他大咬其指甲
ADJ（形容词） If you describe something such as a story or a game as nail-biting, you mean that it makes you feel very excited or nervous because you do not know how it is going to end. 令人万分紧张的; 让人焦虑不安的
...the nail-biting legal thriller, "The Pelican Brief."
...令人万分紧张的法理惊悚片：《塘鹅暗杀令》。