Bismuthyl
氧铋基
🗣️ 情景例句
What salary would you expect to get?
你希望拿多少薪水？
The ancient Roman civilization was finally destroyed by the nomadic tribles.
古罗马终于被游牧民族灭亡了。
Houses -- often three storeys high -- were built of stone.
房子一般有3层楼高，用石块修建。