I can't see because of the person in front of me 求讲解

I can't see because of the person in front of me 求讲解

because of 由于. in front of 在.的前面 词组差不多理解了,句子就清楚了呢!

I can't see because of the person in front of me
因为我前面有人挡住了，所以我看不见。