a broad smile meaning in English

开朗的微笑

A broad smile spread across mawson's fat face .
莫森的胖脸上堆满了笑容。
She gave me a broad smile and said , " you always give me trouble .
然后她也笑著对我说：你总是给我惹麻烦。
With a broad smile , he said , " hi , my name is wally , " and he handed me a mission statement
他笑容满面地说： “你好，我叫沃利， ”他说着递给我一份保证书。
For another sister initiate , the purchase of a green celestial bag , designed like a pair of lips that open in a broad smile , marked the beginning of a vibrant life
另一位师姊请购了一个绿色的天袋，图案的设计好像一个笑口。
Having scrutinized the house from top to bottom , he rubbed his hands , a broad smile overspread his features , and he said joyfully , this is just what i wanted
路路通把这所住宅仔仔细细地察看一番之后，他情不自禁地搓着双手，宽宽的脸膛上露出洋洋得意的笑容，于是左一遍右一遍兴高采烈地说：