“满面笑容”可以翻译为 “beaming with a smile” 或 “beaming all over with a smile”，也可更简洁地表达为 “smiling broadly” 或 “a face full of smiles”。
“beaming with a smile” 强调脸上洋溢着笑容，光彩照人。
“smiling broadly” 突出笑容的宽广、灿烂。
“a face full of smiles” 则更直观地描述了脸上布满笑容的情景。