I've tried hard, but I guess I gotta try harder 是什么意思

I've tried hard,but I guess I gotta try I've gotta have 1. I’ve tried very hard to improve my English. But by no mea I’ve tried very hard to improve my English.But by no means _ I“ve tried very hard to improve my English .But by no means- I've gotta go中的have gotta i tried so hard I've gotta have you I Gotta Feeling是什么意思 I've tried several times,but the car just__. I gotta feeling 中的gotta是什么意思 i gotta be 还有gotta这个词是什么意思