①These new windows have lightened the room considerably.

问题描述:

①These new windows have lightened the room considerably.
其中的considerably是什么意思?
②lighten a burden和 lighten sb's duties 中的lighten能否用 relieve替换?

1.considerably /kən'sidərəbli/译为 相当,非常,颇 considerably 是副词(adverb)在这里修饰动词lighten(ed) 表程度These new windows have lightened the room considerably.译为:这些新的窗户显得...