er读音，英音【ˌiː ˈɑː(r)】，美音【ˌiː ˈɑːr】，【n.】急救室； 急诊室。
一、er英音【ˌiː'ɑː(r)】，美【ˌiː'ɑːr】， abbr. （=emergency room）急诊室，【化】元素铒（erbium）的符号，【int.】呃，（思索该说什么话时发出的声音）哦，嗯。复数ERs。
二、例句：
1、Now, er, dogs can live to fifteen.
哦，狗能活15年。
2、We decide to take him to the er.
我们决定把他带往急诊室。
3、She called the er and asked if they had tested her for it ?
她给急诊室打电话，询问他们检测出她得的是什么疾病？
4、The television in the er says fatality has reached 23 % , and a nurse turns it off.
急诊室里的电视报道说这种病的死亡率已经达到23%，一位护士赶紧把电视关掉。
5、My young daughters instantly fathomed the solution to the head-scratching riddle from my childhood about the injured child admitted to the er.
我年轻的女儿很快就了解了我童年时期的受伤孩子被许可进入急诊室的令人挠头的难题的解决办法。
6、On this day , however , he walked a bit faster after getting a call from the er about a biker who 'd been carved open by a bus.
但那天早上，他走的匆匆忙忙，因为他刚刚接到急诊室的电话，一个骑自行车的人被巴士严重撞伤。