Dihydroxy-
二羥基
??? 情景例句
This is Alexandra Pappas, and this is my grandson Robbie,
這是Alexandra Pappas ，這是我孫子Robbie
He who wants a mule without fault,must walk on foot.
指望驢子無缺點，只有自己徒步行。
They are still lower than the quotations you can get elsewhere.
這些報價比其他任何地方都要低得多。