英语语法分析

One of the staple Russian fares has always been kasha or porridge, which also has a ritual significance.

俄罗斯的主食之一一直就是麦粥或麦片粥，而且还具有礼节意义。

Conversely, Kasha Putina (Putin's porridge) is not on the menu either, though something is clearly cooking.

相反地，普京麦粥也不出现在菜单上，尽管明显有什么东西正在火上熬着。

Selenium is one of the important trace elements for human being. Poor selenium may cause some diseases such as kasha disease.

硒是人体重要的微量元素之一，缺硒可导致克山病等多种疾病。