The government steps up patrols of the Lowu and Huanggang checkpoints.
Examples (Wiktionary)
Mandarin
例行巡逻
例行巡邏
lì xíng xún luó
routine patrol
Mandarin
警长说,这两位警员是在一个地铁站外面坐在巡逻车里时被枪击的,他们能够通过无线电寻求帮助。
警長說,這兩位警員是在一個地鐵站外面坐在巡邏車裡時被槍擊的,他們能夠通過無線電尋求幫助。
Jǐngzhǎnɡ shuō , zhè liǎng wèi jǐng yuán shì zài yī ge dì tiě zhàn wài miàn zuò zài xún luó chē lǐ shí bèi qiāng jī de , tā men néng gòu tōng guò wú xiàn diàn xún qiú bāng zhù .
The sheriff said that the two police officers were shot in a patrol car outside of an underground railway station. They can seek for backup through radio.
A police sergeant aimed his sidearm towards national serviceman police officer as a joke to threat him after the NS officer didn't want to patrol. The NS officer worried his future career would be affected, and only uncovered the incident and reported to the police after 3 months.