lighten
单词辨析：
指照亮某物或使某处充满光亮。
The light illuminates the street.
灯光照亮了大街。
At night the whole building was beautifully illuminated by moonlight.
晚上整栋大厦被月光映照得美轮美奂。
指照亮某个地方，通常用被动语态。
The kitchen was poorly lit.
厨房光线暗淡。
His room was brightly lit.
他的房间灯火通明。
指变得比原来明亮，或使某物变得更加明亮。
The bonfire lightened the sky.
篝火照亮了天空。
As the sky lightened, we had to set out.
天色渐亮，我们得出发了。
相关例句：
This is because you had to do this to lighten your load in order to enter a new sandbox.
这是因为你不得不减轻你的负担，以便于进入一个新阶段。
If you are responsible for children, lighten the load by asking others to help.
如果你有抚养孩子的责任，可以请他人帮忙以减轻负担。
Tell me where my package is and I'll help you lighten that load.
告诉我我的包裹在哪，我就帮你减轻那个负荷。
You need to lighten up about difficulties in life.
需要减轻生活中的困难。
The minister has persuaded the banks to lighten the burden of the foreign debt
部长已经说服银行减轻外债负担。
Do you know, you lighten up when you dance!
你知不知道你跳舞的时候会发光！