Piston expander
[化] 活塞式膨胀机
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
expander
[ɪk'spændə]
n. 使增大者，使身体健壮的强身器具;
🗣️ 情景例句
Are you used to the weather here?
你已经习惯这里的天气了吗？
A little of everything, nothing at all.
每事浅尝辄止，结果将一事无成。
If she were alive today she would not be able to air her views on her favourite topic of conversation: domestic servants.
如果她活到今天，她将不能就她热衷的话题“佣人”发表意见了。