sub-grade
基本解釋
- n.路基
英漢例句
- Pupils who pass the test will be promoted to the next higher grade.
小學生只要考試及格就會升到高年級。 - I had to sub for the referee, who was sick.
裁判病了，我得代為裁判。 - Standard sub micron grade for solid rotary tool applications.
是適用于可轉位工具的晶粒度為亞微米級的標準牌號。 - He's not in the first grade as a musician.
他不是第一流的音樂家。 - Business is now on the up grade.
目前生意蒸蒸日上。