Systems
n. 体制, 体系；制度；系统（system的复数形式）
🗣️ 情景例句
What time do you usually get up in the morning?
你早上通常几点起床？
How did it come to this?
岂有此理！
Long ago, people believed that the world was flat.
很久以前人们相信地球是平的。