Perfidiousness
背信弃义\\n叛卖
📖 牛津释义
perfidiousness
n [U].
🗣️ 情景例句
I believe my English fluency is quite good.
我认为自己的英语相当的流利。
The lovers are watching the sailing boat.
情侣们在眺望着帆船。
Come and have something to drink.
来喝点什么。