lumination英luːmɪ'neɪʃən美luːmɪ'neɪʃənBNC²³⁶²¹³⁺¹ 基本例句 n.照明⁷⁵;发光²⁵ However, it still has some disadvantages such as too much education content, low lumination in classroom and getting eyes easily tired. 但也存在速度快、内容多和容量大、室内光线暗、视力易疲劳等缺点。 pp.lunwenchina.net.cn