comma butterfly

常见例句

In the 19th century the population of comma butterflies crashed.
19世纪，黄钩蛱蝶的数量锐减。
A butterfly must not be confused with a moth.
不得将蝴蝶和飞蛾混同起来。
The clause should be set off by a comma.
这个从句应该用逗号隔开。
I think this worm is a larva of a butterfly.
我觉得这虫子是蝴蝶的幼虫。
A comma is sometimes used to set off a clause in a sentence.
逗号有时用来隔开一个句子中间的从句。
A caterpillar is the larva of a butterfly.
毛虫是蝴蝶的幼体。