手拉葫芦

shǒulāhúlu

chain block

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shou3 la1 hu2 lu5

hand chain pulley block

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手拉葫芦

shǒu lā hú lu

{机} chain block

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手拉葫蘆|手拉葫芦 [shǒu lā hú lu] ► hand chain pulley block