“更重要的是”用英语表达为what's more。
what's more
[词典]而且；更重要的是；另外
词组
What's more exotic 古奇的异域风情
what's more besides 此外 ; 而且
and what's more 而且
例句
1、What's more, he was the greatest distributor of the ball to ever put on the gloves.
更重要的是他是在众多放下手套的球星中对足球贡献最大的一位。
2、What's more, this time they did it without any server mishaps, no doubt planning for a surge in server load in advance.
更重要的是，此次他们没有出现任何服务器问题，毫无疑问他们对服务器下载高峰提前做了准备。
3、What's more, looking out the window, all appeared normal.
更重要的是，看看窗外一切都是那么正常。
4、You should remember it, and what's more, you should get it right.
你应该记住它，更重要的是，应该正确理解它。
5、They are going to get married, and what's more they are setting up in business together.
他们就要结婚了，而且还要一起做生意呢。