The police are concentrating their search in the area where the missing child was last seen.警方将搜查范围集中在那个失踪的孩子最后被看见的区域。

concession n.让步，迁就；（商业）特许权

Mum does not allow me to play my trumpet in the house, but as a concession I’m allowed to play it in the garage.妈妈禁止我在屋子里吹喇 口八，不过作为让步，她允许我在车库里吹。

She owns the restaurant concession that sells food in the public park.她拥有在公园销售食物的餐厅特许经营权。

concrete n.水泥;具体的；实体的

Dams vary in size from small rock barriers to concrete structures hundreds of feet high.水坝的规模大小不一，既有小型的岩石屏障，也有数百英尺高的混凝土结构的大坝。

Bill prefers concrete facts to abstract ideas.比起抽象的理念，比尔更喜欢具体的事实。

condemn vt.谴责

The principal condemned smoking by students at school.校长遗责学生在学校吸烟的行为。

confess vt.坦白，承认vi.承认错误，认罪

Janet confessed that she had told a lie.珍妮特承认自己撒了谎。

confident adj.有信心的，自信的

Tom dose not seem confident when he speaks in public. 汤姆在公共场合说话时，似乎不够自信。

confine vt.限制

Please confine your comments to the topic assigned.请在指定的主题范围内作评论。

confirm vt.证实，使…更坚定

Years of research confirmed the theory that smoking is harmful. 的研究证实了吸烟有害健康的理论。

conflict n.争论；冲突

Many citizens were killed in an anned conflict with a neighboring country.许多平民在与邻国的武装冲突中丧生。

confront vt.面对，正视

If you confront your problems honestly and openly, instead of trying to hide them, you will have a better chance of solving them.如果你真诚地、坦率地面对问题，而不是试图隐藏它们，你就更有机会解决这些问题。