瓢虫通常有两个斑点，因此可以用英语说它有 "two spots"。这种说法源于瓢虫在自然界中的外观，它的体表通常有两个黑白相间的斑点。
下面是一些例句：
The ladybug has two spots on its back. (瓢虫的背上有两个斑点。)
The spots on a ladybug are a form of natural camouflage. (瓢虫的斑点是一种天然的伪装。)
I counted the spots on the ladybug and there were only two. (我数了一下瓢虫的斑点，只有两个。)