set in

The play is set in a small Midwestern town.(这出戏是以中西部的一个小城镇为背景的。)

The wound is festering, and gangrene has set in.(伤口在化脓，继而发生了坏疽。)

The correction had already been set in type.(校正稿已经排好版了。)

Sloth does not set in until after gluttony and avarice.(懒惰是在暴食和贪婪之后才开始的。)

The novel is set in the Roman period.(该小说的背景是罗马时期。)

Her jaw was set in a determined manner.(她下巴紧绷着，一副决不动摇的样子。)

Some firms have reached agreements to cut workers' pay below the level set in their contract, a practice that is illegal in Germany.(有些公司已达成一致意见将工人的工资削减到低于合同中规定的水平，这种做法在德国是违法的。)

Panic set in as gatecrashers tried to force their way through the narrow doors and corridors.(当不速之客们奋力挤向狭窄的门和走廊时，人们开始恐慌。)

That telephone call set in train a whole series of events.(那个电话把一整套事项安排好了。)

In many schools, the rot is beginning to set in. Standards are falling all the time.(在许多学校，情况正在逐步恶化，水准在不断降低。)