Smiler 
n. 微笑者
- Their smiler is so simulated.
他们的笑太假了. - Jason: He is a smiler, and takes after his Mom.
杰森:他笑了,他最爱笑了,他就像他妈。 - Smiling is inseparable from smiler, it can neither be bought nor be rented.
微笑是微笑着的专利,不能买也不能租。
smiler[ noun ]- a person who smiles
<noun.person>
- the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)
<noun.body>
Smiler \Smil"er\, n.
One who smiles. --Tennyson.