Vanillylacetone
[化] 香兰基丙酮
🗣️ 情景例句
If your host disagrees with you.
如果对方不同意你的看法，他会照实说的。
I could not catch your question. Could you repeat it, please?
我没听清楚你们的问题，你能重复一次吗？
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。