Allantoic acid
[化] 尿囊酸; 二脲基乙酸\\n[医] 尿囊酸
🧩 词语组成解析
a. [动]尿囊的,尿囊内的,有尿囊的
🗣️ 情景例句
Yes, I am.
是的，我是。
If she could help you, she would help you.
如果她能帮你，她一定会的。[虚拟语气]
Yes, they're our new reading books. Is the box too heavy?
对，这些是我们的新教科书，这个箱子重吗？