畳の上の水練

意味Nghĩa

1. danh từthành ngữđùa

   1.useless book learning; knowing the theory but being unable to put it into practice; practising swimming on a tatami mat

例文Câu ví dụ · Tatoeba

• コンピューターのマニュアルを読む(よむ)だけでは所詮(しょせん)畳(たたみ)の上(うえ)の水練(すいれん)だ。

  Just reading a computer manual is like practicing swimming on dry land.