街道上的每棵树都被五光十色的彩灯以及圣诞饰品装饰着。
Literally every tree on the street was covered with light effects or Christmas decoration.
给出了基于多色集合理论和功能方法树的机械产品概念设计的知识表达。
The knowledge expression based on polychromatic set theory and function method tree is illustrated.
树色一例是阴阴的，乍看像一团烟雾；
树色一例是阴阴的，乍看像一团烟雾；
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