2. For such a series it is usual to design a standard margin. 对于这种系列图幅,通常是设计一种标准图廓。
3. This species shows great variability in stem branching, leaf shape, leaf margin, and peduncle length. 本种在茎的分枝,叶形,叶缘,和花序梗长度方面显示了巨大变化性。
英英解释
n.
1. the boundary line or the area immediately inside the boundary
2. an amount beyond the minimum necessary
3. the amount of collateral a customer deposits with a broker when borrowing from the broker to buy sec
4. (finance) the net sales minus the cost of goods and services sold
5. the blank space that surrounds the text on a page
6. a permissible difference; allowing some freedom to move within limits
7. a strip near the boundary of an object