jiā​jìn

to make a greater effort

Senses

加劲/ 加勁 jiā​jìn (also jiā​jìng) to make a greater effort

to increase one's efforts; to work with more energy; to put in extra work

加劲/ 加勁 jiā​jìn stiffening

to stiffen or reinforce a structure; a stiffener or reinforcement

References

variant 加劲儿/加勁兒 加劲/加勁