畳の上の水練
たたみのうえのすいれん
tataminouenosuiren
JMdict entry #2025650
- noun (common) (futsuumeishi) idiomatic expressionjocular, humorous term useless book learning; knowing the theory but being unable to put it into practice; practising swimming on a tatami mat
Kanji in this word
Example sentences
コンピューターのマニュアルを読むだけでは所詮畳の上の水練だ。
konpyuutaa no manyuaru wo yomu dake de ha shosen tatami no ue no suiren da 。
Just reading a computer manual is like practicing swimming on dry land.