她高兴地咧开嘴笑。

She grinned with delight.

他咧开嘴笑，露出了全部牙齿。

The wide grin showed all his ivories.

莫蒂默教授身子向后靠并咧开嘴笑。

Professor Mortimer leaned back and grinned.

她把含苞欲放的青色花骨朵儿变成了一朵朵粉红粉红正在对着我们咧开嘴笑的桃花；

She put the pink bud cyan others into pieces are on our open mouth laugh in the peach blossom;