Levulinic acid
[化] 3-乙酰丙酸; 4-氧代戊酸\\n[医] 块茎糖酸, 乙酰丙酸
🧩 词语组成解析
adj. 酸味的;尖刻的;酸的;酸性的;
n. <化>酸;酸味物质;
acid尖,酸,锐利 →酸;酸的,酸性的
🗣️ 情景例句
Has the container arrived in Sydney yet?
货柜已经到达悉尼了吗?
I don't know about the rest of you, but I'd like a break.
我不知道你们是否要休息,但我想休息片刻。
The implications of all this were that it was not the disturbance of sleep that mattered, but the disturbance of dreaming.
睡眠受到干忧没关系,而做梦受到干忧是有问题的。
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