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

• The container is invisible until you shine an ultraviolet light on it
  那个柜子只有用紫外线照射才可以看见。
• 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。
• She left the light on in the bathroom at his request
  她按照他的要求将浴室里的灯开着。
• 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。
• He still could not throw any further light on why the elevator could have become jammed
  对于电梯为什么会卡住他仍旧给不出更多的解释。
• The light on his head is inspired by the lights on London's iconic black taxis.
  灵感来自伦敦标志性的黑色出租车上的灯光在他头上的光。
• I used to be all sweetness and light on the outside, but inside I would be boiling with rage.
  我过去常常是外表看上去轻松愉快，而内心却怒火中烧。
• The light on the lighthouse suddenly went out.
  灯塔上的灯突然灭了。
• 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。
• 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。