Cascade control systems
[化] 串级调节系统
🧩 词语组成解析
control
[kən'trol]
vt. 控制;管理;限制;支配;
n. 支配权;操纵者;（对国家、地区、机构等的）管理权;（键盘上的）控制键;
n. 体制, 体系；制度；系统（system的复数形式）
🗣️ 情景例句
There's a lot of good things about suburban living.
郊区生活是有许多优点。
What did you do the week before last?
上上星期你干了什么？
The garden was soon littered with chunks of metal which had once made up a lawn mower.
一会儿工夫，割草机便被拆成一个个金属零件，乱七八糟地堆在花园里。