HSK 6
Correct

锲而不舍

/ qiè ér bù shě / 
Strokes

Definition

to chip away at a task and not abandon it (idiom); to chisel away at sth/to persevere/unflagging efforts

Example

Definition

keep on chipping away―work with perseverance; persist without stopping; stick to sth with persistence; do sth with great tenacity; make unremitting efforts

1
Gǎo
搞
kēyán
科研
yào
要
yǒu
有
qièérbùshě
锲而不舍
de
的
jīngshén
精神
  
。

Scientific research requires persistence.

2
Tōngguò
通过
qièérbùshě
锲而不舍
de
的
nǔlì
努力

by/with persevering/unremitting efforts; through constant efforts

3
Qièérbùshě
锲而不舍
dì
地
zhìlìyú
致力于
yánjiū
研究

be constant in one's studies