Hexammine
[化] 六氨合物
🗣️ 情景例句
Sorry, I've already got plans.
对不起， 我有事。
He felt his work was not as fulfilling as it could be.
他感觉他的工作并无法使他感到满足。
We hope you enjoyed the visit to the showroom.
希望你还喜欢我们的展示室