so they can see the heart that they're working on.

这样他们才能看到做手术的地方
And so it's not just about moving from a couple vessels to many,

所以这并不只是血管数量的问题
it's about catering to their preferences.

这是为了迎合他们的需要
Okay, so one of the things I'm going to be thinking about here

所以我们需要考虑的
as I'm thinking about technologically what to do to my product,

不仅仅是我的产品在技术上需要哪些改进
is that when I change what I can do technologically,

在做技术改进的同时
I am picking a different set of markets

我还需要选择一个
that I'm trying to compete against.

想要竞争的市场
And these markets are going to look very different

这些市场完全不同
in terms of the kind of buyer issues and the complimentor,

不同之处在于买家问题和互补
and we'll talk about what I mean by that in a minute,

这个概念我过会再解释
for each of these two parts of the market.

总之这两个市场各不相同