Question

What a language!

First Frenchman: I once heard someone shout, "Look out." I put my head out of a window and a bucketful of water fsll on me. It seems that "look out" may mean "don't look out. "
Second F: I was once on a ship and heard the captain shout, "All hands on deck. " I put my hands on the deck and someone walked on them. .
Third F: I once called early on an English friend and the maid who came to the door said, "He's not up yet. Come back in half an hour. " When I went again for him, she said, "He's not down yet. " I said , "If he's not up and he's not down, where is he?" She said, "He's still in bed. When I say 'He's not up' I mean he has not yet got np,so he has not yet come downstairs."
What do these phrases mean in their respective contexts?
这个感叹句是这篇文章的标题，我感觉意思是多么奇妙的语言啊！
可为什么句子中没有形容词呢？怎么理解和翻译呢？

Answer 1

就表示惊讶或感叹的语气吧
隐藏着奇妙的意思

Answer 2

what+名词 感叹句
可以不加形容词
而具体意思需要通过不同语境判断