In precursors, clear layer structures are observed, especially some regular single and double helix nano rod, which are noble self-assemble structure.

前驱体中有多孔结构、良好的层状结构、特别是非常规则的单螺旋及双螺旋纳米棒，是比较新颖的一种纳米自组装结构。

youdao

So, that means as a single is very noble.

所以这就意味着作为单身是非常高贵的。

youdao

Single isolated attosecond (as) extreme ultraviolet (XUV) pulses can be generated via the nonlinear optical interaction between intense few-cycle laser fields and noble gas atoms.

通过脉宽为周期量级的超快强场激光脉冲与惰性气体原子的极端非线性相互作用，能够产生单个的阿秒量级的极端远紫外光脉冲。

youdao

Dr Hunter and his colleague Bruce Smaill have done the research that has allowed Dr Noble and Dr Winslow to knit their equations for single cells into a model of an entire organ.

ECONOMIST: Model behaviour