After a while, you won't have room in your head for anything.
过段时间你就会发现脑袋不够用了
耶鲁公开课 - 基础物理课程节选
You don't just say "is it okay" and ask the question.
仅仅用“is it okay”来问一个问题是不够的,
Is it okay 课堂 - SpeakingMax英语口语达人
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