英音 
[ɡrɪn]
 
美音 
[ɡrɪn]
 
 
grin 基本解释
vi.露齿而笑
vt.露齿笑着表示
n.咧嘴笑，露齿而笑

And on his face is plastered a grin of purest exhilaration .
但是他咧着嘴，脸上满满兴奋的笑容。
' I didn 't know that cats could grin , 'said alice .
“我不知道猫会咧着嘴笑，”爱丽丝说。
He had a large grin on his face .
他咧嘴笑得很开心。
He dipped his shoulders , produced a tight grin that tapered to a grimace at both corners of his mouth .
他肩膀向下倾斜，紧闭的嘴唇咧了开来，在嘴角处又逐渐合拢，一脸怪相。
Is green tea really as great as my wife says it is , and should I try to grin and bear it and gulp it down ?
绿茶真的向我妻子说的那样营养？或是我应该试着咧着嘴勉强把它喝下去哪？