Meaning of jiā sù:
jiā sù
加速
Verb
to speed up; to expedite
Wǒmen xūyào jiāsù xiàngmù de jìnchéng.
我们需要加速项目的进程。
We need to speed up the project's progress.
Tāmen zhèngzài nǔlì jiāsù xiàngmù jìnchéng.
他们正在努力加速项目进程。
They are working hard to expedite the project process.