本文共 1093 字，大约阅读时间需要 3 分钟。

Word Preparation

toothache: 牙痛

a pain in your teeth or in one tooth

Jenny has a toothache and she has to go to the dentist. Jenny牙痛，她必须得去看牙医。

Is your toothache better?

你的牙痛好些了吗？

dentist: 牙医

a person whose job is to take care of people’s teeth

When will you go to see your dentist? 你什么时候去见你的牙医？

You should have your teeth checked by a dentist at least twice a year.

你一年应该至少两次让牙医检查你的牙齿。

dental clinic: 牙科诊所

My friend owns a famous dental clinic.

我的朋友有一家知名的牙科诊所。

I really don’t like the smell of a dental clinic.

我真的不喜欢牙科诊所的味道。

dental care: 牙齿保健

This school offers free medical and dental care for children.

这所学校为孩子们提供免费医疗保健和牙齿保健。

Parents should know some basic knowledge about dental care.

家长们应该了解一些牙齿保健的基本知识。

be convenient for: 对…来说方便

Please come to my office when it is convenient for you.

在你方便的时候，请来我的办公室。

Will it be convenient for you to start working tomorrow?

你明天开始工作方便吗？

Grammar

available的用法

既可以用于人，也可以用于物

• Is this dress available in a smaller size?
• Tickets are still available till 17:00.
• I am available in the afternoon.
• The Prime Minister is not available to comment on this event.

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