Cysteic acid
[化] 磺基丙氨酸\\n[医] 碘丙氨酸
🧩 词语组成解析
🗣️ 情景例句
And you, Susan Stewart,
那么 ，Susan Stewart
He often fails to keep his word.
他常常不遵守诺言。
Where's my skirt, mother? Do you know?
妈妈，你知道我的衬衫在哪吗？