剑桥词典used when you suddenly understand or find something （表示突然理解或发现某事物）啊哈，噢，嘿 Aha, now I see what you mean ! 噢！现在我明白你什么意思了！ Aha, that's where I put my keys ! 嘿！原来我把钥匙放那儿了！ 返回 aha