Patrolling
vt.& vi. 巡逻, 巡查（patrol的现在分词形式）
🗣️ 情景例句
Thanks. And what about your family?
谢谢。那你的家庭呢
There are two sides to every question.
每个问题都有两个方面。
His boss might get angry with him.
他的老板也许会生他的气。