Pentadecanone
十五烷酮
🗣️ 情景例句
You'll never guess what I heard.
你永远也猜不到我听说了什么。
He never breaks his word.
他决不食言。
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。