sponge
US /spʌndʒ/
UK /spʌndʒ/

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2.
寄生虫, 白吃白喝的人
a person who lives off other people by continually asking for money or food without offering anything in return.
:
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He's a real sponge, always asking for money.
他真是个寄生虫,老是问人要钱。
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Don't be a sponge; try to earn your own living.
别当个寄生虫;试着自己谋生。
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