请问英语翻译 give up和 back down可以通用吗?

请问英语翻译 give up和 back down可以通用吗? back down与give up的区别 请问:give up 和give in意思一样吗? turn out/back/up/down give me support和back me up 什么区别? give up和give 英语翻译用give back 英语翻译不要用give up和abandon back off与back up 与back down的区别? Looking back、looking up、looking down、looking back up和back off Never give up!Never back off!