concern的意思：
n.关心；忧虑；公司；企业
v.涉及；影响；牵涉；与…有关
concern的发音：
美 [kənˈsɜrn] 英 [kənˈsɜː(r)n]
第三人称单数：concerns 现在分词：concerning 过去式：concerned
例句：
1.There had been concern that British and other foreign forces would be thrown into a legal limbo if no agreement was reached.
此前有人担心，如果没有达成任何共识，英国和其它外国军队将失去驻扎在伊拉克的明确法律依据。
2.The amount you owe us is now long past due and is be-ginning to concern us. Don't you think we are entitled to an explanation?
你所积欠的货款逾期已久，我们不禁开始担心。难道您不认为应该给我们一个解释吗？
3.The textile products using and if it fades after wash, contamination and washing clothes have been the matter of concern by the consumers.
市工商局表示，纺织产品使用时和洗涤后的褪色、沾染同洗衣物一直是消费者关注的问题。
4.Numerous falconers have viewed a general concern that captive bred birds seem to be getting smaller.
无数的鹰猎者观察发现圈养繁殖的鸟类似乎是越养越小了。