一样道理，一种生活在低难见度，满是沉积物的河道里的非洲鲶鱼就进化出能放出350伏电流，电击经过猎物的能力。
Likewise, living in a low-visibility, sediment-filled stretch of the river, the African electric catfish had evolved the ability to stun nearby prey with up to 350 volts of electricity.
一样道理，一种生活在低难见度，满是沉积物的河道里的非洲鲶鱼就进化出能放出350伏电流，电击经过猎物的能力。
Likewise, living in a low-visibility, sediment-filled stretch of the river, the African electric catfish had evolved the ability to stun nearby prey with up to 350 volts of electricity.
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