关于外国人聊天常用的英文缩写解答如下：
OMG = Oh my god 我滴神啊当之无愧的第一名缩写，使用程度非常广，已收录至牛津英语大辞典。例句：Did you know Anne was promoted to manager yesterday? OMG, that's wonderful news!
LOL= Laugh out loud 好好笑；真逗；哈哈哈类似意思的缩写还有：LMAO = Laughing my ass off 屁股笑掉了ROTFL = Rolling on the floor laughing 笑尿了【好笑的程度对比：LMAO > ROTFL > LOL】
例句：just rushed to airport and only to find out that my flight is tomorrow night. LMAO!!! BRB = Be right back 有事，稍等，马上回来暂时离开电脑或者手机一会儿例句：Sorry, someone's calling me. BRB.
TL; DR =Too long, didn’t read 卧槽，这么长的信息，谁有时间读用来吐槽或者取笑对方的信息太长，没时间读。慎用，友谊小船可能会翻。
例句：Here's what I think of the article: (省略1000字) TL; DR. Better sum up your idea in less than 20 words.
NSFW = Not Safe For Work 慎点，避开老板当你发送某些不合适在办公室看的视频、图片、对话等给同事时，可以在发送前写上#NSFW 标签，提醒对方慎点。同理，SFW = Safe for work.
例句：Show you something funny! #NSFWOkie, thanks for the warning. Boss around. I will open it later. LMK/Lmk = Let me know 确定后告诉我例句：If you need anything, LMK. Okie dokie.