Hexenone
己烯酮
🗣️ 情景例句
A special place for special people.
这是为特殊人物而设的特别地方。
Don't forget to put stamps on your letter.
别忘了贴邮票。
The Americans would happily reach one accord on standards for medical devices and them hammer out different pacts covering,say,
美国人很愿意就医疗器械的标准达成一个协议，然后推敲出不同的合同，用以涵盖 --比如说