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
To do what?
做什么呢？
What's your size?
你穿多大号？
The most valuable find of all was the ship's log book, parts of which it was still possible to read.
打捞到的东西中最有价值的是船上的航海日志，其中有一部分仍然清晰可读。