Marmag
氧化镁
🗣️ 情景例句
I'd like to propose a toast to Ms Lin Editor of the Year.
我要请大家为林小姐敬一杯酒，她获选"年度最佳编辑"。
It is no good hen that cackles in your house and lays in another's.
这样的母鸡可不好：在你家里咯咯叫，却到别家去下蛋。
Are there any boats in the picture?
画里面有船吗？