pen a letter 写信
pen a poem 写诗
penned up 被圈禁
A: Who penned this beautiful poem?
A：是谁写了这首优美的诗？
B: It was penned by a local student.
B：是一位当地的学生写的。
1) 撰写、书写
2) 圈禁、围住
1. 书写；撰写
2. 用围栏圈住
verb (past tense/participle)
1. To write or compose something.
Synonym: write, compose, draft
2. To enclose in a pen.