看美剧学高频短语：Walk in on sb doing sth
Walk in on sb doing sth：come upon a person while they’re doing sth you have never expected; walk into room where something private is happening… （突然、赶巧、不小心撞见某人正在做某事）
中文释义：意外、赶巧、不小心闯进某处，正好撞见/撞上了某人做某事。通常指撞见不舒适、尴尬或糗的画面、情况等；对应的中文语境：如果你正在做一件不想让人看到的私事，这时候突然有人歪打正着闯进来，就可以用上”walk in on sb doing sth”这个短语，该短语后可接介词短语及从句。例句：She walked in on us gossiping.（他走进来见到我们在讲八卦。）
以下是实用短语“Walk in on sb doing sth”在美剧片断中的情景例句：
E.G.1：How do I get them to name the next one after me? — It’s easy. You just walk in on them having sex. （Friends S09E14）
E.G.2：Harry never should’ve walked in on me wearing my wedding dress. — Now we’re cursed. （SATC S06E08）
E.G.3：If l walked in on you giving a blow job to a Worldwide Express guy… You wouldn’t because that is something l would never do. （SATC S06E08）
E.G.4：Oh, um, because I just wanted to know what you were doing… — So you wouldn’t walk in on me and Chandler while we were doing it all night. （Friends S05E17）
