Bicycloocatane
[机] 二环辛烷
🗣️ 情景例句
And my father, Dr. Philip Stewart.
这是我父亲， Philip Stewart医生。
Open your books and turn to page 20.
打开书，翻到第20页。
I once spend an uncomfortable weekend which I shall never forget at his house.
有一次，我在他家里度周末，过得很不愉快。这事我永远不会忘记。