胆囊炎胆结石经常夜间发病.的翻译：Pathogenesis of cholecystitis and gallstones often at night. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Cholecystitis, gallstones often at night onset.

Pathogenesis of cholecystitis and gallstones often at night.

The cholecystitus gallstone at night is taken bad frequently.

gall bladder, gall stones are often night time symptoms.

Pathogenesis of cholecystitis and gallstones often at night.