Superinvar
n. [冶]超殷鋼,超級因瓦鐵鎳合金
??? 情景例句
It's complicated.
原因很復(fù)雜。
Idle people (folks) have the most labour (take the most pains).
懶人做工作，越懶越費(fèi)力。
Every year, several classes visit the factory.
每年都有好幾個班去參觀這家工廠。