Systems
n. 体制, 体系；制度；系统（system的复数形式）
🗣️ 情景例句
That's beside the point.
那与话题无关。
Excuse me for being late.
对不起我迟到了。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？