Undecylene dicarboxylic acid
[化] 十三碳烯二酸; 十三碳一烯二酸
?? 詞語組成解析
adj. 酸味的;尖刻的;酸的;酸性的;
n. <化>酸;酸味物質;
acid尖,酸,銳利 →酸;酸的,酸性的
??? 情景例句
Mama, what are they doing to me? Help!
媽媽 ,他們在對我做什么? 救命呀!
There's many a good tune played on an old fiddle.
老當益壯。
Is it cold or warm in autumn?
秋季的天氣是冷還是暖呢?
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