关于一个英语句子用法今天看到这样一句:Four days after setting out,while the Tit
关于一个英语句子用法
今天看到这样一句:Four days after setting out,while the Titanic was sailing across the icy waters of the North Atlantic,a huge iceberg was suddenly spotted by a lookout.
其中的water为什么加了s变成了复数?这里的water是水的意思吗?