但对于某些人，看起来老习惯难改。

But for some, old habits die hard, it seems.

youdao

有些问题太根深蒂固、太积习惯难改、也太大了，不是你自己能解决的。

Some problems are too ingrained, too habitual, and too big to solve on your own.

youdao

但是老旧的吃动物习惯难改，所以宠物主人们不得不采取措施保护自己的宠物。

But old eating habits die hard and pet owners have a battle on their hands to protect their furry companions from the dinner pot.

youdao