He can comfortably afford the extra expense.

他支付这些额外的费用毫无问题。

《牛津词典》

In addition, there is the extra expense of building the capture plant and the injection pipelines.

建造碳捕获装置和输送管道还将产生额外的费用。

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35the next day he took out two silver COINS and gave them to the innkeeper. 'Look after him,' he said, 'and when I return, I will reimburse you for any extra expense you may have.'

第二天拿出二钱银子来，交给店主，说：‘你且照应他，此外所费用的，我回来必还你。’

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The 12b-1 fee is an extra expense levied on current shareholders in an attempt to attract new shareholders.

FORBES: One ETF Firm Hints at 12b-1 Fees

This lens is a combination of Olympus's superb lens technology, and the spare-no-expense design process by including DSA (Dual Super Aspherical) and EDA (Extra-low Dispersion Aspherical) lenses in the lens group, for the high depictive quality equal to that of Olympus interchangeable SLR ZUIKO DIGITAL lenses.

ENGADGET: Olympus unveils Stylus XZ-10 with f/1.8-2.7 zoom, smartphone sharing app

It surveyed more than 100 councils and public bodies and found most reported pressure on services - with extra costs being met "at the expense of mainstream budgets".

BBC: Probe into housing 'unfairness'