Baby, your smile is as bright as sunshine
例句:
May your smile shining like the sunshine. 愿你的微笑像阳光般灿烂.
I would like to give you all of the fine things....including bright sunshine and the moonlight in most myth.
我愿将一切美好的东西都送给你...包括明媚的阳光和最多神话的月光
1 、smile 微笑
Smile是一个概括性的表述(general term),可以表达各种心情愉悦的笑容。注意,它只表达面部表情(facial expression),不包括笑声(vocal expression)。

表情:
the corners of your mouth curve up
嘴角上扬
you sometimes show your teeth
有时露出牙齿
情绪
being pleased, amused,or friendly
愉悦、被逗乐,或者友好
例句:
When Jensen saw me, he smiled and winked at me.
詹森见到我时,笑着朝我眨了眨眼。
2 ,laugh 出声的笑
Laugh也是一个general term,但有发出笑声的含义,它可以是各种笑声和笑容的组合。

表情:
The mouth is opened a bit more to let air in and out, the voice is then heard.
嘴张得稍大一些,气流进出,声音可闻。
While laughing, the body also makes slight shaking movements.
Laugh的时候,身体可能也会跟着轻轻颤抖。
情绪:
happy or amused
开心,被逗乐
People also sometimes laugh when they feel nervous or are being unfriendly.
人们在感觉紧张或者不友好的时候,也有可能大笑出声。
例句:
Hiddleston gave a deep rumbling laugh at his own joke.
抖森对自己讲的笑话报以朗声大笑。