Piston attenuator
[电] 活塞衰减器
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
n. 衰减器\\n[化] 衰减器; 弱化子
🗣️ 情景例句
Now let's discuss the freight and packing.
现在让我们来讨论一下货运与包装问题。
Cut your coat according to your cloth.
量布裁衣。
Suddenly she asked her father why he kept so many old newspapers locked away there,
她突然问父亲为什么把这么多的旧报纸锁在柜子里，