光是的英文：
solely
just

参考例句：
  • Dawn is the herald of day.
    曙光是白昼的先驱。
  • Silver Blaze was the favourite to win.
    （赛马）银光是最有希望的获胜者。
  • I was too much exhausted to reflect upon this circumstance, but ate and drank with avidity
    我实在累得很，没去琢磨是怎么回事，光是狼吞虎咽地吃喝一顿。
  • The very thought is frightening.
    光是想就令人害怕
  • It is nice to have some sunshine for a change.
    改成有点阳光是好的。
  • Light is a stimulus to growth in plants.
    光是植物生长的促进因素。
  • The aurora is one of nature's most awesome spectacles.
    极光是自然界最可畏的奇观之一。
  • Dipping the car lights repeatedly is a signal for car-meeting.
    反复变换远近光是会车的信号。
  • The aurora is one of nature's most awesome spectacles.
    极光是自然界最可畏的奇观之一。
  • A star does not shine because some occult force has caused it to do so.
    一颗恒星不发光是因为某些未知的力所致。
solely是什么意思：
adv. 仅仅；唯一地
  • sole discretion
    自行决定权
  • There was a hole in the sole of his shoe.
    他鞋底上有一个洞。
  • Practice is the sole criterion of truth.
    实践是检验真理的唯一标准。
  • Their sole aim is to destabilize the government.
    他们唯一的目的就是要动摇政府的统治。
  • The soles are made of leather.
    鞋底是皮革做的。

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