這…到底是多少錢? - 打工旅遊

http://flatmates.com.au/property.html?id=108936

The deal
‧31 Sackville Terrace
‧Available: 27/12/2010
‧Rent $170 pw. Bond: $340
‧Min stay: 6 Months
‧Max stay: No Limit
‧Contact: Sam

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我想問的是，一星期170沒錯嘛? 那後面的Bond $340是什麼意思呢?

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