"sourceRoot": "", // Optional: prefix prepended to each entry in "sources"
Great Britain had 6,999 gigawatt hours (GWh) of fossil gas stored on Saturday, according to figures from National Gas, which owns and operates the gas national transmission system. This compares with 9,105 GWh a year earlier.
，更多细节参见新收录的资料
[range] prefix implements vertical and horizontal ranges.，更多细节参见新收录的资料
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США впервые ударили по Ирану ракетой PrSM. Что о ней известно и почему ее назвали «уничтожителем» российских С-400?20:16