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'd really like to.
我真的希望帮忙。
How many pounds are you going to order?
你要订几磅？
They covered 120 miles in a single night.
他们仅一夜就走了120英里路。