Dotment
氧化铝
🗣️ 情景例句
When and what university did you graduate from?
你何时从哪所大学毕业？
Would you please hold the door open for me?
请您为我打开门？
Byrd now knew that he would be able to reach the South Pole which was 300 miles away, for there were no more mountains in sight.
伯德这时知道他能够顺利飞抵300英里以外的南极了，因为前面再没有山了。