Senecialdehyde
千里光醛, 二甲基丙烯醛
🗣️ 情景例句
You are very lucky, Robbie, to have such a nice family.
Robbie你真幸运 拥有这样温馨的家。
Don't forget to write your return address on the letter.
不要忘记在信封上写你的回邮地址。
We loved it.
太棒了，谢谢你。