The child was crying because of an earache.

孩子因为耳朵痛在哭。

Using earplugs can sometimes cause an earache.

使用耳塞有时会引起耳朵痛。

She couldn't sleep well last night due to an earache.

她昨晚因为耳朵痛睡不好。

He complained of an earache.

他主诉有耳痛。

She says that she has an earache.

她讲，她有一个耳朵痛。

She's got an earache. She can't hear me.

她耳朵痛。她听不到我说话。

Always see a doctor if you have an earache.

对他的耳痛医生怎么说？

I have been having an earache for about a week.

我的耳朵已经痛了一个星期了。