carer的复数形式怎么写？

The carer will have to do all the work: placing the patient on the seat, strapping him in, taking him off again at the top.护工将要全程照顾：将病人抱到座位上，替他系好安全带，到顶层后再将他抱下来。...

carer的音标：carer的英式发音音标为：['keərə(r)]carer的美式发音音标为：['kerə(r)]...

n.（亲属中）护理病人、老人者...