中量刑货架以蝴蝶孔结构锁紧，具有安装方便，无需强力，放上货物所产生压力自然固定的特点。
Hole in the sentencing structure of butterfly locking shelf, easy to install, no strength, put pressure on the goods produced by natural fixed characteristics.
在这种蝴蝶卵上，花边图案标记精子进入的卵孔。
On this butterfly egg, the lacy pattern marks the micropyle, where sperm enters.
在一个蚕茧上出现一个小洞孔；一个人坐在那几个小时观察这只蝴蝶，看它怎样努力迫使自己的身体从这个小洞出来。
One day, a small opening appeared on a cocoon, a man sat and watched for the butterfly for several hours as it struggled to force its body through that little hole.
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