Mannosaccharic acid
[医] 甘露糖二酸
🧩 词语组成解析
🗣️ 情景例句
since her mother died.
因为她妈妈去世了。
In fact she's 20 years old.
她只有二十岁。
Great efforts ensure the success of our work.
巨大的努力确保了我们工作的成功。