Step response problem
[计] 阶跃响应问题
🧩 词语组成解析
step
[stɛp]
n. 步，脚步;步骤，手段;步调;级别;
vt.& vi. 举步，行走;踩，踏上;跨入;轻快地走;
vi. 踏，踩;走;
vt. 跳舞;迈步;使成阶梯状;
🗣️ 情景例句
Do you want something cold to drink?
想喝点什么冰凉的东西吗？
But we cannot afford to depend on tradition alone.
但是我们不能靠吃老本过日。
You have a very successful business.
你的事业很成功。