Alloying
炼制合金, 加入合金成分
🗣️ 情景例句
He makes a good living growing tomatoes.
他靠种蕃茄日子过得挺不错的。
Arthur must send that letter soon.
亚瑟，你必须立刻投递那封信。
How are you getting there?
你怎么样去？