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
We have to advance the building of the new school.
我们必须促进新学校的建设。
Many great writers were not appreciated fully while they were alive.
许多伟大的作家当他们活着时没有被充分重视。
It would represent quite a savings.
这省下的可是一笔不少的钱哩。