Macdougallin
仙人掌甾醇, 甲(基)胆甾烯二醇
🗣️ 情景例句
These items shouldn't be difficult to come by
这些东西应该是不难弄到的，
I wrote 9 books.
我写了九本书。
David Hall,83, Bridge Street.
大卫。霍尔，大桥街83号。