nano-
/ˈnænəʊ/combining form
1- denoting a factor of 10-9 (used commonly in units of measurement)表示“毫微”(常用于计量单位):
nanosecond.
1.1
- submicroscopic表示“纳米的”, “亚微观的”:
nanotube.
词源
via Latin from Greek nanos 'dwarf'.