他很努力，然而没通过。
Tā hěn nǔlì, rán'ér méi tōngguò.
He worked hard, however he didn't pass.
天气很好，然而她没来。
Tiānqì hěn hǎo, rán'ér tā méi lái.
The weather was good, but she didn't come.
