n.常常来访者;常客
Riots are of frequent occurrence in this province. 这省经常发生骚乱。
He is a frequent visitor to our house. 他是我们家的常客。
She was a frequent visitor to the gallery. 她经常参观这个美术馆。
This is the bar that harlots frequent. 这是个妓女们常出入的酒吧。
John likes to frequent the bars. 约翰喜欢经常出入酒吧。