Polytyrosine
[化] 聚酪氨酸
🗣️ 情景例句
Are you kidding?
你在开玩笑吗？
When I saw Mr. Jones,he was talking with John Smith.
当我看见琼斯先生时，他与约翰·史密斯正在谈话。
The old lady though the was a fussy creature,
老妇人觉得巡官大惊小怪，