请问as long as 和if only 的区别?

so long as和if only的区别? as long as 与if only 区别 as long as 与only if 的用法区别 If only 于as long as 的区别是什么? as long as和if有什么区别?if only、only if 又是啥意思? 并区别if only 和so long as 1.so long as和if only 解释为“只要”时的区别在哪里? 英语词组only if和as long as有什么区别?用法,含义 as long as和as soon as的区别 单词的区别 unless ,if ,as long as 的区别 求问as long as和as if的区别 for fear that和in case的区别 英语单项一道（有关so long as和if only)