Relative luminosity
[电] 相对发光度
🧩 词语组成解析
relative
['rɛlətɪv]
adj. 相关的;相对的;相互有关的;比较而言的;
n. 亲属，亲戚;相关物;亲缘植物（或动物）;[语法学]关系词;
relat=relate联系+ive名词后缀，表人 →亲戚
luminosity
[ˌlju:mi'nɔsiti]
n. 发光;光明;光度;发光体;
🗣️ 情景例句
With great tact, Lily said that it was time for her to go.
莉莉机智地说她该走了。
To have a girl friend
有女朋友
Meimei, who's that boy?
美美，那个男孩是谁？