Saphire
[化] 蓝宝石
🗣️ 情景例句
I have worked hard at my major subject.
我对主修课特别用功。
The best horse needs breaking,and the aptest child needs teaching.
最好的马儿要人驯，最伶俐的孩子要人训。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。