Hexenone
己烯酮
🗣️ 情景例句
Sorry to disturb you again.
抱歉， 又来打扰你。
Until when?
借到什么时候？
Sam was sure that the wallet must have been found by one of the villagers, but it was not returned to him.
萨姆确信那钱包一定是被某个村民捡到了，可是却不见有人来送还给他。