Acierage
n. [材] 表面钢化；电镀铁（钢）
🗣️ 情景例句
It's an album of pictures of the United States:
是关于美国的
Don't forget to put stamps on the letter.
不要忘记在信封上贴邮票。
The only way to do this was to operate.
搞清的唯一办法就是手术。