Cyclohexadienylene
[建] 芑撑, 亚环己二烯基
🗣️ 情景例句
Your buildings are very large, aren't they?
你们的厂房很大，对吗？
How well do you know French?
你法语好吗？
She was soon out of breath, but she continued to run.
只追了一会儿便上气不接下气了，但她还是继续追赶。