Perfidiousness
背信弃义\\n叛卖
📖 牛津释义
perfidiousness
n [U].
🗣️ 情景例句
Certainly. Do you have any identification?
当然可以。你有任何证明文件吗？
Life is a shuttle.
生活犹如梭子。
At night, the children always do their homework.Then they go to bed.
晚上，孩子们总是做作业，然后去睡觉。