Stepped attenuator
[电] 梯级衰减器
🧩 词语组成解析
v. 踏；行走（step的过去式和过去分词）
n. 衰减器\\n[化] 衰减器; 弱化子
🗣️ 情景例句
My father likes going fishing and hunting in his spare time.
我父亲喜欢在业余时间钓鱼和打猎。
You were here in February,weren't you?
二月份你曾在这里，对不对？
So he set up two feeding places.
因此，他建造了两个喂食点。