有人担忧，希腊财长瓦鲁·法克斯先生的谈判策略，对于希腊保留在欧元区，表现出三心二意，缺乏承诺。
Some fret that Mr Varoufakis's half-hearted negotiating tactics show a lack of commitment to keeping Greece in the euro.
瓦鲁·法克斯并没有明确说出实现这一切需要的花费，尽管他还同时承诺国家经济会有少量的盈余(在结算欠息之前)。
Mr Varoufakis has not spelt out the budget cost of all this, though he promises still to run a small primary surplus (ie, before debt interest).
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