Fire officials say it happened around midnight local time in Kaohsiung,
adding that firefighters responding to initial reports of a gas leak
^^^^^^
were among the fatalities.
^^^^
第一句我看得懂
第二句adding在这里是什么意思？
第二句were为什么放在这里？
第二句翻译是这样子吗？
“消防员在初始灾害报告中做出回应，认为是瓦斯泄漏”
谢谢大家指教！