no wonder idiom
B2 并不让人惊讶；并不奇怪
it is not surprising
No wonder the children are excited - this is the first time they've been abroad. 孩子们那么兴奋并不奇怪——这是他们第一次出国。
"If brutal killers like these two are at work, it is no wonder that so many Iraqis have fled," he said. “如果有跟这两个一样凶残的杀手在活动，难怪那么多伊拉克人逃走了。” 他说道。