Hexoketone
己酮-(2)
🗣️ 情景例句
That's out of the question.
决不可能。
I can speak English.
我会说英语。
Most of us fail in our efforts at self-improvement because our schemes are too ambitious and we never have time to carry them out.
我们大多数人想自我完善却遭到失败，这是因为我们的规划过于宏大，而又根本没有时间去实施。