expense of performance的意思|示意

Lower Settings reduce the number of connections at the expense of performance.

较低的设置会减少连接数，但是以性能作为代价。

G77 excels in flexibility and portability at the expense of performance, so there's still a thriving market in well-tuned commercial compilers.

G77在灵活性和可移植性方面占优，但却以性能为代价，所以良好调优的商业编译器的市场依旧会很繁荣。

Some target 100 % binary compatibility at the expense of performance.

其中,有一些以系统性能为代价来追求100%的兼容性.

互联网

DOM is probably the most popular means of accessing XML documents, offering convenience at the expense of performance.

DOM可能是最为流行的XML文档访问方式，它通过损失性能实现了访问的便利性。