Laevulic acid
[机] 乙酰丙酸, 左旋酸
🧩 词语组成解析
🗣️ 情景例句
Yes, sir.
带来了 ，先生。
I have some shirts to send to the laundry.
我有一些衬衫送到洗衣店了。
From one's own front door to home or foreign hills or sands and back again, everything is to hand.
从自己的家门出发到国内国外的山区或沙滩上露营然后返回，一切都很便利。