Disulphuric
a. =disulfuric
🗣️ 情景例句
Mr. Gao in Room 409.
409房间的高先生。
You'll know our products better after this visit.
参观后您会对我们的产品有更深的了解。
What was the name of the book? asked Miss Yang.
“书名是什么？”杨小姐问。