Umbelactone
羟甲基甲基呋喃酮
🗣️ 情景例句
That's very nice of you. Where did you get it? It's not a print.
真细心！你从哪儿弄来的？这还不是复制的呢！
We are sure the contract can be carried out smoothly.
我们确信合同会顺利执行的。
Thanks. I wonder if I could use your phone.
谢谢。我想知道是否可以用你的电话。