欢迎关注微信公众号：英语主播Emily 参与每周一到周五的英语直播分享 A: Bob refused all his classmates' invitation.  鲍勃拒绝了班上所有人的邀请。 B: I really could not understand him.  我真的不明白他这个人。 A: He's surely a hard nut. Nobody likes approaching him.  他真是个脑子不开窍的人，没人愿意接近他。 B: We'd better also leave him alone. 我们最好也别惹他。 01 hard nut 难对付的人；顽固不化的人；不容易了解的人 He's a hard nut; he won't back down easily. 他是个硬汉，不会轻易让步。 hard nut to crack 难对付的人；棘手的事 This math problem is a hard nut to crack. 这个数学题很难解。 He is a hard nut to crack, but we managed to negotiate a deal with him. 他是个难缠的人，但我们设法与他谈判达成一致。 My manager is a hard nut to crack. He always shouts at me about what I have done. 我的经理是个难对付的人，他总是针对我做的事情对我大吼大叫。 The old computer is a hard nut to crack, it keeps crashing, and we can't figure out the problem. 这台旧电脑是个难题，总是死机，并且我们无法找到问题所在。 The problem of hunger worldwide is a hard nut to crack. I'm afraid that scientists need to put in more efforts. 全球性饥饿问题是个棘手问题，恐怕科学家需要付出更多的努力。 02 approach 接近/靠近某人或某地 The train approached the station. 火车靠近车站。 The airplane approached the runway, preparing for landing. 飞机靠近跑道，准备降落。 As I approached the park, I could hear the laughter of children playing. 当我走近公园时，我能听到孩子们玩耍的笑声。 03 leave sb alone 让某人单独待着，不要打扰或者干涉某人 Can you leave your brother alone? He's trying to study. 你能让你的弟弟单独待会吗？他正在学习。 I need some time to think, so please leave me alone. 我需要一些时间来思考，所以请让我单独待会。 He's in bad mood, so it's best to leave him alone. 他心情不好，最好别打扰他。