Piston alloy
[机] 活塞用合金
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
alloy
['ælɔɪ]
n. 合金;（合金中的）劣等金属;搀杂品;成色;
v. 合铸，熔合（金属）;铸成合金;在…中搀以杂质，使（金属）减低成色;
al(ad-=to)+loy(to bind)→合金；杂质；贬低；损害
🗣️ 情景例句
Building a nuclear power plant now would not be doing the environment any favors.
建核电站对于环境没有什么好处。
What's been the consumer reaction to your product?
消费者对你们的产品有过什么反映？
When we talk about the universe, we mean the earth, the sun, the moon and the stars, and the space between them.
人们谈论宇宙时，是指地球、太阳、月亮、星星以及它们存在的空间。