事实上，掌握数字单词的确切含义是一个艰苦的过程，需要花费孩子数年的时间。

In fact, acquiring the exact meaning of number words is a painstaking process that takes children years.

youdao

那是数字“4”，不是单词“四”。

That's the number four not the word four.

youdao

"但在实际情况中，解决困惑不仅要用到数字和单词，同时往往还会用到手势。

But in real situations the number and words are often accompanied by gestures to help resolve any confusion.

youdao