Bluestones
(bluestone 的复数) n. 硫酸铜, 胆矾\\n[化] 胆矾; 蓝灰砂岩
🗣️ 情景例句
It's certainly a pleasure to meet you.
认识你真是我的荣幸。
Why are you crying?
你为什么哭？
Foreign countries can send their programmes to the other side of the world.
外国一些国家能把它们的节目传送到中国。