Olefination
烯化作用, 成烯作用
🗣️ 情景例句
It certainly is. The sun is shining but there's pleasant breeze. It's lovely.
的确不错。阳光明媚，和风宜人。太舒心了。
Sorry, but she's busy then too.
对不起，那会儿她也没空。
Mathilde! I've got some wonderful news. We've been invited to the ball at the palace.
玛蒂尔德！我有一个极好的消息。我们被邀请去参加宫庭舞会。