casualness的例句（casualness在句子中的用法）

• at the casualness of the waiter. 服务员漫不精心的态度
• She introduced herself with studied casualness. 她故作轻松地做了自我介绍。
• Bayldon asked the question with studied casualness. 贝尔顿故作轻松地问了那个问题。