lightn.光；光线；灯；打火机；领悟；浅色；天窗adj.轻的；浅色的；明亮的；轻松的；容易的；清淡的v.点燃；变亮；照亮adv.清楚地；轻便地light rainn.小雨；微雨

1. Heat and work are defined only in terms of processes.
   热和功只能根据过程来确定。
2. The experimental results show that it can meet the requirements of subretinal electrical stimulation and possesses the advantages of simple structure and low power consumption.
   测试结果表明，该方案能满足外层型视网膜电刺激的要求，并具有结构简单和功耗低的优点。