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1·Common acronyms such as IMHO (in my humble opinion), TTYL (talk to you later), and BRB (be right back) are popular, and new acronyms appear constantly.

常见流行的缩略词有IMHO(窃以为)、TTYL(稍后再聊)和BRB(马上回来)等，而新的缩略词也在不断出现。