Balancing piston
[化] 平衡活塞
🧩 词语组成解析
[计] 平衡, 均衡, 结算\\n[经] 平衡, 结出余额
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
I'm not upset at all.
一点也不。
The Senator acceded to his defeat before the end of the election.
那位参议员在选举结束以前就承认落选了。
He had no sooner returned than he bought a house and went to live there.
他刚一回到英国便买下了一幢房子住了进去。