He had made a thorough investigation. No wonder he knew so much about it.
他對(duì)此事做了徹底的調(diào)查，怪不得他了解得那么多。
No wonder you can't find anybody here; they're all away at a meeting.
難怪找不到人，都開(kāi)會(huì)去了。
No wonder she looks so familiar; she is my former student.
她是我過(guò)去的學(xué)生，怪道覺(jué)得很眼熟。
The door was locked, so it's no wonder you couldn't open it.
門(mén)是鎖著的，無(wú)怪你打不開(kāi)。
No wonder her fingers are stained brown, she smokes like a chimney.
她煙抽得很厲害，難怪她的手指都熏黃了。