extent extend expand三个词的区别和用法,
问题描述：
extent extend expand三个词的区别和用法,
最好有例句
答
extent是个名词,可以翻译为程度.例句：The Internet is just like a double-edged sword.Whether it does good or harm to us depends,to a great extent,on how we exploit and use it.互联网就像一把双刃剑.它对我...