内胎 nei4 tai1

inner tube (of a tire)

Traditional: 內胎

HSK 2

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内 nei4

胎 tai1

📖 Additional Information

English Phonetic: 'inә

Detailed Definition: s. located inward\na. located or occurring within or closer to a center\ns. innermost or essential\ns. exclusive to a center; especially a center of influence