There are no rules for their use. The designer's purpose and intent drives the decisions made to achieve appropriate scale and proportion, as well as the degree of harmony between the elements.

这里没有使用的规则，完全由设计师的目的和意图来驱动作出决定，以达到适当的规模和比例以及要素之间的和谐度。

youdao

The problem is not on the same scale: synthetic ETFs and ETNs are a small proportion of the industry.

问题严重程度有所不同：综合型etfs和ETNs是该行业的一小部分。

youdao

Proportion (Scale).

比例(范围)。

youdao

His large portfolio led to him being dubbed "the minister of the earth and the sky", but it also put him in charge of a large proportion of Senegal's government budget at a time of large-scale infrastructure spending.

BBC: Karim Wade arrested in Senegal corruption probe