Allotropy
n. 同素异形(现象)
🗣️ 情景例句
My wife is a writer. She writes on her computer. She has published ten novels already.
我的太太是个作家。她在计算机上写作。她已发表了10部长篇小说。
Last year I studied sociology and political science in school.
去年，我在学校攻读了社会学和政治学课程。
Over a year passed before the first attempt was made.
然而一年多过去了才有人出来尝试。