Elinvar
n. 镍铬恒弹性钢
🔁 扩展释义
【化】 埃勒因瓦恒弹性镍铁合金
🗣️ 情景例句
He accepted an offer of help.
他接受了援助的建议。
Out main aim is to please the customers.
我们的目的是让顾客满意。
They say. So they still have them.
他们说。所以他们依然有圣诞袜。