Metallographic equipment
[机] 金相显微设备
🧩 词语组成解析
a. 金相学的, 金相的
🗣️ 情景例句
What's the difference? No one will ever find out.
有什么两样？没有人会发现。
To marry again
再婚
It is a fine day today.
今天天气好。