smile at 对...微笑
big smile 大大的微笑
smile warmly 温暖地微笑
smile brightly 灿烂地微笑
A: Why are you smiling?
A：你为什么在笑？
B: I am just happy to see you.
B：我只是很高兴见到你。
1) 露出笑容
2) 表现出喜悦
3) 表达友好态度
1. 露笑脸
verb
1. to form a facial expression that shows happiness, pleasure, or amusement
Synonym: grin, beam