self-selected
self-selected — 形容詞
1. describing a group whose members came forward on their own, not because anyone p
自願參加的
由參與者自己決定加入，而非被指派
describing a group whose members came forward on their own, not because anyone picked or assigned them.
The online poll was self-selected, because only people who found the website chose to answer.
這個網路民調是自願參加的，因為只有找到網站的人才選擇作答。
predicate use: the poll or sample was self-selected
Feng joined a self-selected study group of students who wanted extra help with maths.
Feng 加入了一個自願參加的讀書小組，成員都是想多學點數學的同學。
before a noun: a self-selected group
Noa's neighbors formed a self-selected clean-up crew, and nobody was told to join.
Noa 的鄰居們組成了自願參加的清掃小隊，沒有人被要求加入。
Because the survey was self-selected, Selim doubted its results showed what most people think.
因為這份問卷是自願參加的，Selim 懷疑結果無法代表大多數人的想法。
reason clause: because X was self-selected
Kwame's school choir was self-selected, since any student who loved singing could simply join.
Kwame 的學校合唱團是自願參加的，只要喜歡唱歌的學生都能直接加入。
- self-selected sample
- self-selected group