夜间巡逻并非走过场,而是防止港区仓库发生盗窃和火灾。Yèjiān xúnluó bìngfēi zǒuguòchǎng, ér shì fángzhǐ gǎngqū cāngkù fāshēng dàoqiè hé huǒzāi.Night patrols are not a mere formality; they are meant to prevent theft and fires in the port warehouses.
保安每小时在商场里巡逻一次。Bǎo'ān měi xiǎoshí zài shāngchǎng lǐ xúnluó yí cì.The guards patrol the shopping mall once every hour.
深夜里,公园的巡逻车慢慢开过安静的街道。Shényè lǐ, gōngyuán de xúnluóchē mànmàn kāiguò ānjìng de jiēdào.Late at night, the park's patrol car slowly drives through the quiet streets.