由于经济危机，该国货币被贬值了15%。

The country ___devalued its currency by 15% due to the economic crisis.

社交媒体上过度的自拍行为降低了真实人际交往的价值。

Excessive selfies on social media have ___devalued the importance of real-life interactions.

政府决定贬值本国货币以刺激出口。

The government decided to ___devalue the national currency to boost exports.