孔洞 (kǒng dòng) — hole, cavity, opening (in a solid object or surface)
定義
noun
holecavityopening (in a solid object or surface)
量詞 · 个
例文
- 孔洞。Qiáng shàng chū xiàn le yí gè kǒng dòng.A hole appeared in the wall.
- 孔洞。Zhè kuài yán shí shàng yǒu hěn duō kǒng dòng.This rock has many cavities.
- 孔洞。Gōng chéng shī yòng tè shū cái liào tián bǔ le nà ge kǒng dòng.The engineer filled that hole with special material.
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