是的，你的理解是正确的。有时候我们也叫她们“小时工”。

女傭 housemaid (housekeeper) 鐘點 paid by hour So you are right. One day, Mrs. A was found dead at home by am hourly-paid housemaid.

钟点女佣 is certainly someone paid by the hour. But whether or not this person comes at a certain time every day depends on the employer. It could be a one time thing.

You are absolutely right.