“Said, the Frontier was a safety valve for civilization.”
他说,边疆是文明的减压阀。
一个比喻就把社会压力说清楚,像格言,又好记。
X was a safety valve for Y
解释某种出口或缓冲机制时用;正式写作和演讲都合适,日常闲聊会显得太书面。
The park is a safety valve for the city.
正式
safety valve 连读,for civilization 平稳收尾。
For many workers, sport is a safety valve. 对很多上班族来说,运动就是个减压阀。
