1ADV 主要地;基本上 You use basically for emphasis when you are stating an opinion, or when you are making an important statement about something. 主要地;基本上 [emphasis]
This gun is designed for one purpose—it's basically to kill people.
这种枪只有一个用途—就是用来杀人。
Basically I think he would be someone who complemented me in terms of character.
我基本上认为他是在性格上和我互补的人。
2ADV 大致说来;从根本上来讲 You use basically to show that you are describing a situation in a simple, general way, and that you are not concerned with less important details. 大致说来;从根本上来讲
Basically you've got two choices.
大致说来,你有两个选择。
It's basically a vegan diet.
从根本上来讲,这是严格的素食主义饮食。
Battery charging systems remain basically the same as those in use half a century ago.