often
单词辨析：
强调次数多、间隔短。
The new copier is frequently out of order.
这台新复印机经常出故障。
This is a question frequently asked by parents.
这是父母们经常问的一个问题。
尤指总是以惹人厌的方式做某事。
She is always laughing at me.
她老是嘲笑我。
The manager of his department is always criticizing him.
部门经理老是批评他。
指某事有规律性地或频繁地发生，频度弱于 always。
She often comes to help me.
她常来帮助我。
How often do you go shopping?
你多长时间去购一次物？
强调规律性。
It is necessary for office workers to exercise regularly.
经常锻炼对于上班族来说很有必要。
She gets coupons from them regularly.
她经常从他们那里得到优惠券。
相关例句：
They often spent Christmas at Prescott Hill
他们经常在普雷斯科特山过圣诞节。
Too often women find their jobs turning into nooses around their neck.
女性常常感到工作成了一种束缚。
Every so often he would turn and look at her.
他会时不时回头看她一眼。
Yet political news was often related to economic and social problems.
而政治方面的新闻往往要涉及经济问题和社会问题。
They used these words freely, often in front of their parents too
这些语词他们随口即出，在父母面前也常常如此。
We Spaniards have lined up against each other all too often.
我们西班牙人太爱窝里斗了。