http://www.english-test.net/forum/ftopic123960.html
最後一段
His last pronouncement telling us to hold on yet again was followed by the
reassuring........
請問這裡yet again的意思?

強調在一次的意思，https://dictionary.cambridge.org/zht/%E8%A9%9E%E5%85%B8/%E8%8B%B1%E8%AA%9E/yet