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HSK levels

    接头 接頭

    jiētóu

    1. connector; joint; coupling
    2. (coll.) to contact; to get in touch with
    3. to have knowledge of; to be familiar with

    这个水管的接头坏了,需要更换。 Zhège shuǐguǎn de jiētóu huài le, xūyào gènghuàn.