Stratified sampling
[计] 成层抽样\\n[经] 分层抽样
🧩 词语组成解析
a. 分层的；形成阶层的；分为不同等级的
sampling
['sɑ:mpliŋ, 'sæ-]
n. 抽样;取样;（乐曲的）节录;选录;
🗣️ 情景例句
How do you tie it?
你怎么打的？
A watched pot(pan) is long in boiling.
心急水不沸；盼得越切，来得越迟。
How it came about that snakes manufactured poison is a mystery.
蛇是怎样产生毒液的，这是一个谜。