Arogenic acid
[化] 前酪氨酸
🧩 词语组成解析
🗣️ 情景例句
Where do I register for classes?
我在哪儿登记我上的课？
He gave her his word that he would never be late again.
他向她保证，绝不再迟到。
Thank you.
谢谢。