Operandi
a. （拉丁）运作的
🗣️ 情景例句
You hold on to them so there won't be a problem later.
你来保管， 免得等一下又出问题了。
Buck up, Billy, Enjoy yourself.
振作起来，比利，快快活活地过日子。
As I was looking for it, the landlord came in.
当我正在寻找时，酒店老板走了进来。