英语语法分析

I had an oxalate stone.

我有草酸钙结石。

Most kidney stones (about 90%) for calcium and oxalate.

大多数肾结石(大约90%)的成分为钙和草酸盐。

The theory is that dietary calcium binds with a waste product in the gut called oxalate.

该理论认为，在肠道中钙与饮食中称为草酸钙的多余物质结合。