Octyndioic acid

[化] 辛炔二酸

?? 詞語組成解析

acid ['?s?d]
adj. 酸味的;尖刻的;酸的;酸性的; n. <化>酸;酸味物質(zhì);
acid尖，酸，銳利 →酸；酸的，酸性的

??? 情景例句

She never spoke about her private life.
她從未談過她的私生活。
If I had known that, I could have helped you.
假如我早知道，我就能幫你了。
Excuse me.Where's the nearest post office, please?
請問。最近的郵局在哪里？
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