light on

英 [laɪt ɒn]

美 [laɪt ɑːn]

（偶然）发现

柯林斯词典

• PHRASAL VERB 忽然注意到；突然发现
  If youlight onsomething orlight uponit, you suddenly notice it or find it.
  1. Her eyes lit on the brandy bottle that Atanas had dropped on the floor.
     她的视线突然落到阿塔纳斯掉在地上的白兰地酒瓶上。

双语例句

• Photographs are made possible by the action of light on paper.
  照片是由光线对底片发生作用而形成的。
• As I approached the house, I noticed a light on upstairs.
  当我走进这栋房子时，注意到了楼梯上的灯。
• The spacecraft is set to throw new light on to a dark corner of the solar system.
  这艘宇宙飞船可能会让人们对太阳系中的一个神秘角落有更新的认识。
• Now I begin to see the light on the matter.
  现在我对这事开始有些领会了。
• His appearance threw light on our investigation.
  他的出现为我们的调查提供了线索。
• The aquation of JM216 and the effects of acidity and light on the stability of JM216 were studied.
  研究了JM216的水合反应动力学，并考察了光照、稀酸对其稳定性的影响。
• You should turn the light on at dark.
  黄昏时你应开灯。
• She drew down the curtains and turned the light on.
  她拉下窗帘打开灯。
• Buy a dimmer switch and keep the light on low, or switch it off altogether
  买一个调光开关，把灯光调暗，或者干脆把灯关掉。
• A new approach offers an answer, and may shed light on an even bigger question.
  新的方法提供了一个答案，并且可能让人们对一个更大的问题有进一步的了解。