adv.偶尔；稀少地，珍贵地

He only visits his grandparents infrequently, perhaps once a year.
他不常去看望他的祖父母，可能一年才一次。
The restaurant is open only on weekends, so we don't get to eat there infrequently.
这家餐厅只在周末营业，所以我们不常去那里吃饭。
She communicates with her siblings infrequently due to their busy schedules.
由于大家的日程都很忙，她和兄弟姐妹们很少联系。
The old library was accessed infrequently, as most people preferred the newer digital resources.
旧图书馆使用频率不高，因为大多数人更喜欢新的数字资源。
My brother plays video games infrequently, usually saving it for special occasions.
我哥哥很少玩电子游戏，通常只有特殊的时候才会玩。
The remote village receives mail infrequently, as the postman visits only once a month.
这个偏远村庄收信件不多，邮递员一个月才来一次。
The antique shop is visited by collectors infrequently, as they mostly deal online now.
古董店很少有收藏家光顾，因为他们现在大多在网上交易。
The professor teaches only a few courses each semester, making his classes infrequent.
这位教授每学期只教几门课，所以他的课并不多。
They celebrate holidays infrequently, sticking to their traditional customs mainly during major events.
他们偶尔庆祝节日，主要是在重大活动时遵循传统习俗。
The rainy season comes infrequently to this desert region, making it a precious time for crops.
这个沙漠地区很少下雨，对农作物来说是难得的好时机。