Bortam
[冶]硅硼钛铝锰合金
🗣️ 情景例句
Christmas is coming up. Zhao Ming, let me ask you a question.
圣诞节快到了，赵明，我问你个问题。
He had visions of success and fame.
他梦想功成名就。
How old are you in the picture?
相片里的你多大了？