眉开眼笑,汉语成语,意思是眉头舒展,眼含笑意。形容高兴愉快的样子。可以翻译为“be all smiles,be radiant with smiles或beam with joy”等。

例句:

孩子们收到礼物时眉开眼笑。

The children were all smiles when they received their presents.