Bortam
[冶]硅硼钛铝锰合金
🗣️ 情景例句
Live and let live.
各人有各人的活法。
In university, students are trained to become doctors and nurses.
大学的学生被训练成为医生和护士。
He saved money for years and in 1958 he bought a small workshop of his own.
他靠多年积蓄，于1958年买下了自己的一个小铺子。