Federer
n. 费德勒全名：Roger Federer 瑞士网球名将，现世界排名第一，十五个大满贯得主
🗣️ 情景例句
that will bring parents and teachers together once a week
让家长们及教师每星期一次
Do you want to airmail it or not?
你想发航空信吗？
The cave might never have been discovered has not the entrance been spotted by the distinguished French pot-holer, Berger.
若不是法国著名洞穴探险家伯杰由于偶然的机会发现了这个洞口的话，这个洞也许不会为人所知。