casualness

n.

随便，漫不经心；

1. He filmed at the casualness of the Waiter.
   他为服务员漫不精心的态度大为恼火。

Casualness without cot
Cunard gives short shrift to casualness
Casualness: it's not about what it looks like it's about what it does
Beddings with allure: Charming casualness
The American gesture : casualness in Postwar Germany
Nature's wrath or human casualness! Whose fault is it anyway?
Could we become casualty of too much casualness?
The causality of casualness in the translations of world poetry : Jorie Graham vs Mary Oliver in Italy
The casualness of man and the rebirth of the Aristotelian thought in the margin of some voices of practical German philosphy
Hyper-formality and Ultra-casualness: Native and Non-native English Style on the Ask-A-Linguist Web-based Bulletin Board