眉开眼笑，十分高兴的样子。
逐：追随；颜：脸面，面容；开：舒展开来。笑得使面容舒展开来。形容满脸笑容，十分高兴的样子。
他们听到这个好消息，一个个～。
beam with smiles
千姿百态的“笑” 回应 你知道"哭"有多少种表达么? ... 3. 笑容可掬 be radiant with smiles 4. 笑颜逐开 beam with smiles 5. 捧腹大笑，笑破肚皮 split one’s side with laughter ...
如果你的天空开始塌陷，我会陪伴著你直到你笑颜逐开。
If your sky begins to fall, I will stay with you until you smile.
我很惊讶他们口中区区一句简单的「谢谢」或脸上一个微笑，竟然就能让我笑颜逐开！
It was amazing how just a simple "thank you" from them or a smile on their face could bring a smile to my face.
听到她女儿接到清华大学的入学通知书的消息时，她那颗忐忑不安的心终于落地了，并且笑颜逐开。
When hearing the news that her daughter received the entering notice to Qinghua University, her uneasy heart fell to the ground and she beamed with smiles.
笑颜逐开 是由作者 阿略主编的一本书。
