谁知道that if 是什么意思?主要在哪用?

谁知道that if 是什么意思?主要在哪用? if you say so. 这句话是什么意思,主要用在什么场合 That's really nice of you是什么意思?急需!主要是nice在这里是什么意思? If you believe that I believe是什么意思 if that i will call you是什么意思 If he is also that into me.If necessary是什么意思 Now that ,as if ,even if ,so that这些词组是什么意思? that在这句中是什么意思.we say he looks like the cat that ate the canary.请问that在这句中是什么意思.if someone looks very proud or satisfied with himself,we say he looks like the cat that ate the canary. If it is fate Maybe If it is fate Must谁知道是什么意思 that if 和if that If that's true翻译成中文是什么意思 what it means that if i come to you是什么意思 谁知道着段英文是什么意思?if sea forget fish```if wind forget cloud```if yesterday forget today`` `if you forget me `` 谁知道云南话【做我在】是什么意思? 谁知道平措在藏语里面是什么意思? 谁知道What if... IF是什么意思 If是什么意思