subtlety

n.

精妙，巧妙；敏锐，敏感；狡猾，阴险；细微的差别等

复数：subtleties

1. Nobody noticed the subtlety of his remarks.
   没有人听出他话中的微妙含义。
2. The subtlety of color is absolutely unbelievable.
   这颜色的微妙之处是绝对让人难以置信。
3. His subtlety could not avail him here.
   他精明机智在这里无济于事了。

The Subtlety of Sameness
The subtlety of emotions.
The subtlety of sex-atypicality.
The subtlety of White racism, arousal, and helping behavior.
The subtlety of distinctiveness: What von Restorff really did.
The subtlety of sameness: A theory and computer model of analogy-making.
Towards subtlety: understanding the role of Toll-like receptor signaling in susceptibility to human infections.
Human keratin diseases: the increasing spectrum of disease and subtlety of the phenotype–genotype correlation
Human keratin diseases: the increasing spectrum of disease and subtlety of the phenotype–genotype correlation
The human natural anti-Gal IgG. III. The subtlety of immune tolerance in man as demonstrated by crossreactivity between natural anti...