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
Don't be upset, Malcolm.
别懊恼了 Malcolm。
A man is not good or bad for one action.
判断人的好坏不能凭一次行为。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。