Hexammine
[化] 六氨合物
🗣️ 情景例句
But don't you think it'd be a good subject?
你不觉得这是个好题材吗？
What's the date today?
今天是几号？
They stretch out their legs like flying squirrels.
它们伸展四肢，就像飞行中的松鼠一样。