Ethanedioic acid

n. 乙二酸; 草酸

?? 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;
acid尖,酸,銳利 →酸;酸的,酸性的

??? 情景例句

Rome wasn't built in a day.
冰凍三尺,非一日之寒。
I have been selected as this year's recipient of the Award for Outstanding Performance.
我成為了今年的杰出表現獎的獲獎人。
we all rushed to see it.
我們都趕緊跑去觀看。
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