基本释义:

未受污染的

网络释义

1)unpolluted,未受污染的

2)uncontaminated,未（受）污染的

3)uncontaminated stream,未受污染的河流

4)unfertilized oocyte,未受精卵

5)unfertilized-egg,未受精卵

6)non-harm,未受危害

用法和例句

The nataral hatching rates of the fertilized-eggs laid by queens(QFG),the unfertilized-eggs laid by queens(QUG) and the unfertilized-eggs laid by workers(WUG) in the colonies of honeybee,Apis cerana cerana were campared.

以中华蜜蜂(Apis cerana cerana)为实验材料,对蜂群中蜂王产的受精卵(QFG)、蜂王产的未受精卵(QUG)和工蜂产的未受精卵(WUG)3者之间的自然孵化率进行了比较研究。