例句與造句

1. Low retinal summation results in high visual acuity, with individual photoreceptor cells sending their own signals.
2. Therefore, regardless of their activity pattern ( nocturnal, cathemeral, or diurnal ), lemurs exhibit low visual acuity and high retinal summation.
3. High retinal summation yields high sensitivity to low light levels, where the signal is summed before reaching the brain presumably advantageous when the signals reaching individual photoreceptor cells are weak.
4. It's difficult to find retinal summation in a sentence. 用retinal summation造句挺難的