"So,I think that was a source of concern, maybe just a reflex sale."

VOA: standard.2009.10.15

The only rider on that being, if they're producing Coca-Cola and you have any kind of concern for your teeth, maybe you shouldn't produce so much anyway.

如果可口可乐是唯一的生产者,并且你狠关心牙齿健康的话,或许你就不应该生产这么多产品了

耶鲁公开课 - 博弈论课程节选

I'm concern about our safety "Maybe we should go some place else."

我觉得这儿不安全，“要不然换个地方吧。”

Let's 课堂 - SpeakingMax英语口语达人