那支羽毛笔放在写字台上。
The ___quill pen rests on the writing desk.
古代学者用羽毛笔蘸墨水书写。
Ancient scholars dipped their ___quills in ink to write.
她用羽毛的羽管蘸墨水写字。
She dipped the ___quill into ink to write.