Quercic acid
[化] 栎辛酸
🧩 词语组成解析
🗣️ 情景例句
You tried calling the number on the collar?
你照狗脖子上项圈的电话号码打过电话了吗？
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。