fragment

碎片；片断或不完整部分英释nna small piece of something that has broken off or that comes from something larger

使成碎片英释vvto break something, or be broken into a lot of small separate parts – used to show disapproval

1 fragment length polymorphism,片段长度多态性

2 restriction fragment,限制酶断片

3 rock fragment,岩屑，岩石碎块

4 fragment ion,碎片离子

1 glass fragments.玻璃碎片