a liquid used in a dishwasher to help stop water leaving marks on the dishes as they dry

Rinse aid is stored in a reservoir inside the machine and dispensed in the final rinse cycle. 助洗剂在机器内部存储池中，在最后的漂洗循环中释放出来。

Indicator lights show when salt and rinse aid are low. 指示灯显示盐和助洗剂不足。