他花了不少工夫学中文。
Tā huā le bù shǎo gōngfu xué Zhōngwén.
English
He spent a lot of time learning Chinese.
time; effort
period of time (may be months, or mere seconds); spare time; skill
Every character draws itself stroke by stroke, then hands you the brush to trace it yourself.
Nice writing!
他花了不少工夫学中文。
Tā huā le bù shǎo gōngfu xué Zhōngwén.
He spent a lot of time learning Chinese.
这件作品费了多大工夫?
Zhè jiàn zuòpǐn fèi le duō dà gōngfu?
How much effort did this work take?
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.