Polyprotonic acid
[化] 多元酸
🧩 词语组成解析
🗣️ 情景例句
Take the time to be there for your children and they will grow up into responsible young adults.
花点时间陪伴你的小孩，他们会成长为有责任心的人。
How long will it take you to have it counted?
你要多少天才能把它计算好？
Some farmers have turned to keeping deer, and there are now about 3,000 deer farms in the country.
一些农场主已转向养鹿业，现在该国已有大约3000个养鹿场。