⋯⋯，甚至⋯⋯
Explanation
该结构用于表示前后分句之间存在递进关系，后句通过'甚至'强调比前句更极端或更意外的情况，突出程度或范围的加深。
This structure indicates a progressive relationship between clauses, with 'even' emphasizing that the latter situation is more extreme or unexpected than the former, highlighting increased degree or scope.
Examples
他什么都不会，甚至连最简单的汉字也写不了。
He can't do anything, even unable to write the simplest Chinese characters.
她病得很严重，甚至要做手术。
She is seriously ill, even requiring surgery.
妈妈真的很生气，甚至晚饭都没有吃。
Mom was so angry that she didn't even have dinner.