Nonstationary system
[电] 非恒定系统
🧩 词语组成解析
a. 非平稳的；非稳定的；非固定的
🗣️ 情景例句
I'll have chocolate.
我要巧克力的。
To beat
殴打，打击
when he knew that he was dying, he made me promise to go on my own.
他知道自己已奄奄一息，于是他要我答应一定单独回故乡一趟。