你好的英文怎么写的

例句：

“你好！”她很正式地说。

'How do you do?' she said formally.

“喂，你好！”她拖着长腔懒洋洋地说。

‘ Hi there! ’ she drawled lazily.

“你好，斯旺森。”他说话的时候并未显得惊讶。

'Hello, Swanson,' he said without surprise.