Meaning of jiā kuài:
jiā kuài
加快
Verb
to accelerate; to speed up
Wǒmen xūyào nǔlì tígāo xiàolǜ, jiākuài jìndù.
我们需要努力提高效率，加快进度。
We need to work hard to improve efficiency and accelerate progress.
Wèi le àn shí wán chéng rèn wu, wǒ men xū yào jiā kuài jìn dù.
为了按时完成任务，我们需要加快进度。
To finish the task on time, we need to speed up the progress.
