Step function
[电] 逐级函数
🧩 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
the first settlers in America.
他们是第一批来美国定居的移民。
He that would the daughter win, must with the mother first begin.
欲得女儿欢，先遂其母意。
I could say nothing but that I was sorry.
我除了说“对不起”之外，什么也说不出来。