英语翻译

问题描述:

英语翻译
1.直到嘈杂声和激动情绪平息下来,我们才知道真正发生了什么事情.(settle)
2.自19世纪以来,许多科学家到未知的土地上去探险.(explore)

1 Not until the noise and the excitement settled down did we know what had actually happened.2 Many scientists have explored in unknown places since the nineteenth century.