Orotic acid
[化] 4-羧基尿嘧啶; 乳清酸\\n[医] 乳清酸, 2,6-二氧嘧啶-4-甲酸
🧩 词语组成解析
🗣️ 情景例句
Men and women, young and old, to give us their time.
不管男女老幼 ，请他们贡献时间。
What was the weather like yesterday?
象昨天一样的天气？
This time he pointed to the lake.
这次他用手指了一下那个湖。