If you want to understand today,you have to research yesterday.是什么意思

if you want to if you want to If I want to many you.You? Give me time to under stand wat you want of if you want it to be good If possible .i want to hug you , Leave If You Want To Leave 歌词 If you want to be the best if i say want to be you Leave If You Want to Leave 歌词 If you want to konw my family If You Want To (Lp Version) 歌词 If you want to go fast,go alone.If you want to gIf you want to go fast,go alone.If you want to go far,go together You are able to smoke here if you want to. If you want to do better 同义句 If you want to ） If you want to be,you will be that you if you want you if you want to know the time,you look