'gǎi huí shàng yī bǎn' tīng qǐlái jiǎndān, qíshí chángcháng zhǐ xiǎng huítuì yī bùfen

“改回上一版”听起来简单，其实常常只想回退一部分。

'Revert to the previous version' sounds simple, but in fact you often only want to revert part of it.