数字变大用英语怎么说

在英语中，当数字变大时，通常用 "increase" 或 "grow" 来表示。

"Increase" 来源于拉丁语 "incrementum"，意思是 "增加"。

"Grow" 来源于古英语 "grōwan"，意思是 "生长"。

下面是一些例句：

The number of cases increased over the past week. (过去一周内病例数量增加了。)
The company's profits have grown significantly in the past year. (公司在过去一年内的利润显著增长。)
The population of the city is expected to increase in the coming years. (预计未来几年该城市的人口将增加。)