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
You're right.
你说得对。
How about Mary? How long has she lived there?
玛丽怎么样？她在那儿住多久了？
the plentiful supply of food thrown overboard by the crews on the rigs;
钻井平台工作人员抛到海里充足的食物；