- extremely fine in size, texture, composition, etc.
- 1. extremely fine in size, texture, composition, etc. ultra-fine particles which are invisible to the naked eye the sand is ultra-fine, like dust
- extremely fine in size, texture, composition, etc.: the ultra-fine particles emitted by diesel vehicles the fiber in merino wool is ultra-fine
Oxford American Dictionary
...試試 2008-11-18 19:18:45 補充： The microfiber is woven by ultra fine durable fiber, with its soft yet flexible characteristic and powerful weave structure, 2008...
...plus EDI 4 times), in the course of washing, a large quantity of ultra pure water is used to eliminate the fine particles and ions adhered to the wipers without...
...爽口 Pleasant and tasty甘美 Fine delicacy 精緻美味的.精緻美味 yummy美味 ... delicious香Q可口.香Q好吃 Ultra delicious 超好吃 negative 油膩:Greasy...