1·Campaigners feel it's strange that children in British schools are penalized because they happen to be left-handed.
令活动家们感到奇怪的是，在英国的学校里，孩子们仅因为他们碰巧是左撇子而处于劣势。
2·If you happen to be very flexible, he can raise your leg high, possibly to his shoulder, creating a very open pose.
如果你碰巧很有柔韧性，他就可以把你的腿高高抬起，甚至是齐肩，创造一个非常开放的姿势。
3·At first it may have been grains or pebbles but now it is a memorised sequence of words that happen to be the names of the numbers.
一开始它可能是谷物或鹅卵石，但现在它碰巧是一个数字名称的记忆单词序列。
4·The center's "Shop with Your Doc" program sends doctors to the grocery store to meet with any patients who sign up for the service, plus any other shoppers who happen to be around with questions.
该中心的“与你的医生一起购物”计划将医生派到杂货店，与注册该服务的病人见面，碰巧在附近的想问问题的顾客也能与医生会面。
5·"Most of the participants are people who are just walking by or are on the island for other reasons, or they just kind of happen to be there, "Alexandra Chasin, a artistic director, tells Smithsonian.
一名艺术总监亚历山德拉·查辛对史密森尼说：“大多数参与者都是那些只是路过的人或是因为其他原因来到岛上的人，或者他们只是碰巧在那里。”
6·I happen to be an aficionado of the opera, and I love art museums.
碰巧我是个歌剧迷，而且喜欢艺术馆。
—— 《柯林斯英汉双解大词典》
7·Did you happen to be listening?
你碰巧在听吗？
8·I happen to be working on a similar project at the moment.
我现在碰巧正在做一个类似的项目。
9·It may be especially discouraging if you happen to be looking for a job or hoping to change careers right now.
如果你碰巧正在找工作或者希望换工作，这可能格外令人沮丧。
10·And it may be especially discouraging if you happen to be looking for a job or hoping to change careers right now.
而且如果你碰巧正在找工作或者希望现在就换工作，它可能尤其令人沮丧。