蛀牙 (zhù yá) — tooth decay, dental caries; cavity (in a tooth)
Definition
蛀牙 specifically means a decayed tooth or the cavity caused by decay — it's the dental condition. 窟窿 is a general hole or cavity in any object, not tooth-specific; 空洞 focuses on hollow spaces inside the body or, as an adjective, empty ideas.
noun
tooth decaydental cariescavity (in a tooth)
Measure word · 颗
Examples
- 蛀牙。Yī shēng shuō wǒ de zhù yá xū yào jǐn kuài bǔ shàng.The doctor said my cavity needs to be filled as soon as possible.
- ，蛀牙。Xiǎo shí hou chī tài duō táng, xiàn zài cháng le zhù yá.I ate too much candy as a child, and now I have tooth decay.
- 蛀牙。Dìng qī jiǎn chá kě yǐ yù fáng zhù yá.Regular check-ups can prevent tooth decay.
Browse more HSK 7-9 words or search the full 43,000-word dictionary.