Minvar
敏瓦尔低膨胀系数合金铸铁
🗣️ 情景例句
Hi, Anita, long time no see.
嗨，安妮塔，好久不见了。
I took off my hat.
我摘下了我的帽子。
Ice is only as safe as the water from which it is made,
冰块只有当制造冰块的水安全时才是保险的，