turn to sd.和什么用法一样

turn to sd.和什么用法一样 turn on it和turn it on;turn it off;turn off it用法 how to do it turn into与turn to的用法 turn to help和turn for help什么区别? turn left和turn to the left有什么区别 turn sth to和turn sth into有什么区别? turn to 和turn into turn away和turn around一样吗? Nice to see you和 nice to meet you用法一样吗?有什么区别? turn back to和turn to 区别 be blind to 和 turn a blind eye to 的用法 turn to turn off 什么意思