我個人的觀察，感覺上What's wrong? 口說時，出現的機率來得高一些。 What's the matter with + 人？這個句子意思有很大的不同， ... ... <看更多>

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I found this code but I don't know nothing about It, do you know where can I ... enter image description here Hey i have a problem in my diagram class. here ... ... <看更多>

All GitHub docs are open source. See something that's wrong or unclear? Submit a pull request. Make a contribution. Or, learn how to contribute. ... <看更多>