Equalixing piston
[机] 均衡活塞
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
He appeared ill at ease at the party.
他在宴会上显得很拘谨。
She is hard to please.
她很难取悦。
We want it to stay down the hole until we can lead it off in a controlled manner.
我们要让石油留在井下，直到我们能用一种有控制的方法把它引上来为止。