当他把咖啡交给女孩儿，想跟女孩儿多聊两句的时候，女孩儿递了一个信封给他。
dāng tā bǎ kāfēi jiāogěi nǚháiēr ，xiǎng gēn nǚháiēr duō liáo liǎngjù de shíhou ，nǚháiēr dì le yīgē xìnfēng gěi tā 。
When he gave her the coffee, thinking to chat with her a little bit more, the girl handed over an envelope.