Since her accident she can only do light work.

她出事以后只能做轻活儿了。

youdao

Too little light makes the eyes work harder, so they do get tired and strained.

光线不足会让用眼更费劲，双眼会感到疲劳和紧张。

youdao

When one of the dye molecules is hit by light of sufficient energy, an electron is knocked out of it and absorbed by the titanium dioxide, before being passed out of the cell to do useful work.

一旦染料分子被有足够能量的光碰触，电子就会脱离并被二氧化钛吸收，在穿离电池之前发电。

youdao

The all-carbon formula doesn't need to be thickly spread to do its work, and it simply lets visible light through -- it could layer on top of a traditional solar cell to catch many more of the sun's rays.

ENGADGET: All-carbon solar cell draws power from near-infrared light, our energy future is literally that much brighter

He is out to convince big resinmakers like GE and Dow Chemical to let Great Lakes do the dirty work of blending their color, heat and light requirements into one pellet they can then add to polypropylene for car bumpers.

FORBES: Paddling Upstream

And just I have my own little praise party every morning while I'm getting ready and that way I can walk in here and hopefully have the right light, the right energy to inspire everybody else to go out and do the work we have to do.

NPR: 4 min 29 sec