They show that when a fat cell receives too many nutrients, the ER is overwhelmed and triggers a process called the unfolded protein response (UPR).是什么意思_They show that when a fat cell receives too many nutrients, the ER is overwhelmed and triggers a process called the unfolded protein response (UPR).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句