?容许能级
... 容许能带 {固物} allowed band; allowed energy band 容许能级 allowed energy level 容许能态 allowed energy state ...
This decreased level of reflectivity, or albedo, allowed the surface to absorb more energy from the Sun.
BBC: Human activities have left a visible mark on the Arctic
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。