Some observers say they are not sure the city can support that cost.

一些观察人士说，他们不确定这座城市是否能负担这笔费用。

Keller uses organic grapes but he says he cannot support the cost of repeated inspections for approval as an organic wine.

凯勒使用的是有机葡萄，但他说，他无法承受为了获得有机葡萄酒的批准而反复检查的成本。