Hdr
abbr. 直接热轧制（Hot Direct Rolling）
🗣️ 情景例句
I'm sorry, I didn't mean to bother you.
对不起，真不想打扰你。
Truth will prevail.
真理必胜。
There is only one difference between an old man and a young one:
老年人和年轻人之间仅仅有一个不同：