singleness

n.

单一性；专一性；

1. The singleness of his motives could not be questioned.
   她的动机单一没有疑问。
2. Nevertheless, the singleness and repetition of the creative subjects impeded the development of the internet literature.
   不过，创作主题的单一和重复使网络文学的发展思路变得狭窄，网络文学有自己的局限和不足。

Singleness
A double singleness
What is 'the Problem' of Singleness?
Narrating singleness: Life stories and deficit identities
Singleness of vision and the initial appearance of binocular disparity
A Double Singleness: Gender and the Writings of Charles and Mary Lamb
Couple Culture and the Production of Singleness
Singleness, Marriage, and the Construction of Heterosexual Masculinities: Australian Men Teaching English in Japan
Choice and chance: negotiating agency in narratives of singleness
The Discursive Climate of Singleness: The Consequences for Women's Negotiation of a Single Identity: