川流不息

面对复杂多变的外部环境，我们做事必须做到川流不息。

miàn duì fù zá duō biàn de wài bù huán jìng, wǒ men zuò shì bì xū zuò dào chuān liú bù xī.

Faced with a complex and changing external environment, we must work like a river that flows continuously.

市中心的大街上车水马龙，行人川流不息，十分繁华热闹。

shì zhōng xīn de dà jiē shàng chē shuǐ mǎ lóng, xíng rén chuān liú bù xī, shí fēn fán huá rè nào.

The streets in the city center are busy with cars and pedestrians, making it very lively and lively.