close seal seal off close down
Billy tends to keep things to himself more and shut himself off.
比利往往更多地将事情藏在心里,把自己封闭起来。
—— 柯林斯例句Windows are usually sealed off.
窗户通常是封闭的。
—— 柯林斯例句The bus had to deviate from its usual route because of a road closure.
因为道路封闭,公共汽车只得绕道而行。
—— 给力词典精选That section of the road is still closed.
那段公路依旧封闭。
—— 给力词典精选The open approach contrasts favourably with the exclusivity of some universities.
这种开放式的方法与一些大学的封闭排外形成了有利的对比。
—— 给力词典精选