Diethadione
[化] 地沙雙酮
??? 情景例句
When I think something is right, I will stick to that.
若我認為某件事是對的，我會堅持到底。
I was perfectly aware of this before we married.
結婚前我就完全意識到這個問題。
giant hovercraft liners could span the Atlantic;
大型的氣墊班輪或許能跨越大西洋。