latent
潜在的
例句：
A good education will help you discover and develop your latent talents.
好的教育能帮你发现潜在的才能。
talk big
吹牛；夸口
例句：
He always talked big, but never amounted to anything.
他老是夸夸其谈，丝毫没有实质性内容。
I wish there was something I could do.
我希望我能帮点忙。
对话：
A: I didn't expect you to arrive so early.
B: I wish there was something I could do.
A: You are the guest today and you don't have to do anything.
A：我没想到你这么早就来了。
B：我希望我能帮上点忙。
A：你今天是客人，不用做什么的。
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英语写作