the only thing/problem is ...spokenPROBLEM used when you are going to mention a problem or disadvantage 唯有一点是…/只有一个问题是…〔用于提出问题或缺点〕 I could take you. The only thing is Dan might need the car. 我可以送你去，唯一的问题是丹可能要用车。
the only thing/problem is ...• In fact the only problem is deciding where to start.• It duplicates perfectly in production, so the only problem is making the first copy.• Well, no problem with the casting, the only problem is remembering the plot.• I did some um and the only problem is size.• But the only thing is they are really small.
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