selco组成的单词是close.
close单词发音：英 [kləʊs] 美 [kloʊs]。
一、close单词释义
n. 结束；终止
adv. 接近；紧密地
v. 关闭；封闭；结束，结清；使靠拢，使愈合
adj. 接近的；亲密的；紧密的；严密的；不透气的；势均力敌的
二、词形变化
动词过去式: closed
动词过去分词: closed
动词现在分词: closing
动词第三人称单数: closes
三、短语搭配
close to sth 靠近某物的
to be close to sb 与某人关系亲密
to be too close to call （比赛或竞选等）结果胜负难料
to bring sth to a close;to draw sth to a close 结束某事
close behind sb/sth 紧接着某人∕某物；紧随某人∕某物其后
四、双语例句
1、I made a point of closing all the windows before leaving the house.
我离家前必定要把所有的窗子都关好。
2、The door closed with a click.
门咔嗒一声关上了。
3、The result is going to be too close to call.
双方实力非常接近，因此结果无法预料。
4、Would you be kind enough to close the window?
请把窗子关上好吗？
5、She's always been very close with her money.
她用钱总是很吝啬。
6、The road was closed to traffic for two days.
这条路已经封路两天了。