那个老顾客几乎每晚都来，大家都认识这个酒吧常客。

Everyone knows him as the local ___barfly who shows up almost every evening.

酒吧老板不得不安装灭蝇灯来对付那些讨厌的苍蝇。

The pub owner had to install a fly zapper to deal with those pesky ___barflies.