Vistanex
聚异丁烯, 聚丁烯合成橡胶[纤维]
🗣️ 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。
This man is directing the movie.
那个人从事电影导演工作。
Yes, it is.
是的，是我的。