Hexoylene
[化] 2-己炔
🗣️ 情景例句
Don't talk with your mouth full.
嘴里满是东西时别说话。
He was renowned as a portrait painter.
他以肖像画家著名。
People often ask me whether I like being a twin.
人们常常问我是不是喜欢双胞胎。