Laevulic acid
[机] 乙酰丙酸, 左旋酸
🧩 词语组成解析
🗣️ 情景例句
Stay right where you are.
站住别动！
Money often unmakes the men who make it.
为富不仁。
She threw the bottle into the sea.
又将瓶子扔进了大海。