S-guanido valerianic acid
[医] 肉硷
🧩 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
You didn't finish it.
你没有吃完它。
They're calling your flight now.You barely have time to make it.
他们正在定航班。你刚刚有时间做。
Tim is looking at an aeroplane.
蒂姆正望着一架飞机。
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