A yellow star.

黄色的星形。

There are five yellow stars, one big star and four small ones.

有五颗黄色的星星，一个大星星，四个小星星。

Both Chinese flags are red and feature a large yellow star flanked by four smaller stars.

两面中国国旗是红色的，上面有四颗小五角星环拱一颗大的黄色五角星。

By now a yellow star (doesn't it look familar?) will appear at the bottom right of the browser.

一颗黄星（面善吗？） 将出现在浏览器的右下角。

Both Chinese flags are red and feature a large yellow star flanked by four smaller stars. But there are subtle differences in how the smaller stars are aligned.

两面中国国旗是红色的，上面有四颗小五角星环拱一颗大的黄色五角星。但小星星的排列方式却有细微差错。