Ethanedioic acid
n. 乙二酸; 草酸
🧩 词语组成解析
🗣️ 情景例句
Tomorrow morning at ten o'clock. Try it.
明早上午十点。来试一试吧。
They that (or who) live longest see most.
活得最长，见识最广。
For the first time in his life, he became the proud owner of a bed which had springs and a mattress.
他平生第一次自豪地拥有了一张既有弹簧又带床垫的床。