Selective photoelectric effect
[电] 选择性光电效应
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
🗣️ 情景例句
Need another box?
需要另一个箱子吗？
I'm tired of going to school day after day.
我厌倦每天上学。
Rubbish, however, is only part of the problem of polluting our planet.
然而，垃圾只是我们这个星球的污染问题的一个方面。