如果 [rú guǒ]
if in the event that in case
if and when in the event on condition that on the understanding that supposing provided that...that would be OK if according as
例句:
如果这是真的又该如何呢?
What if it is true?
如果明天天气好,我门宜于出门.
If it is fine tomorrow,we should go out.
如果他现在回来怎么办?
What if he comes back now?