The alternative is to liquefy the hydrogen at great expense and transport it in road tankers refrigerated with liquid nitrogen.

一个替代的办法是以巨大的代价把氢气液化，并用带液氮冷却的罐车运输。

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These involve filtering out the carbon dioxide that is found along with the natural gas from two of its fields, and pumping it back underground at great expense.

这些方案包括将在其两块油田开发出的天然气顺带的二氧化碳过滤，并不惜一切代价将这些二氧化碳传输到地底下。

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The alternative is to liquefy the hydrogen at great expense and transport it in road tankers refrigerated with liquid nitrogen.

唯一的代替方法是花大价钱用液氮作为冷却剂液化氢气，用罐车从公路上运输。

youdao

He also drew worrisome parallels between the CTBT and the London and Washington Naval Agreements of the 1920s and '30s which served to restrain the democracies' ship-building programs while Germany and Japan flouted their terms, building larger and more powerful navies that had to be dealt with subsequently by the allies at great expense in terms of both in lives and national treasure.

CENTERFORSECURITYPOLICY: Center For Security Policy