Cluster sampling
[计] 分组取样, 聚类取样\\n[经] 成群选样, 成串采样
🧩 词语组成解析
cluster
['klʌstɚ]
n. 丛;簇，串;群;[语言]辅音群;
vi. 丛生;群聚;
vt. 使密集，使聚集;
sampling
['sɑ:mpliŋ, 'sæ-]
n. 抽样;取样;（乐曲的）节录;选录;
🗣️ 情景例句
She is unwilling to participate.
她不愿意参加。
It is hard to please all parties.
取悦各方，谈何容易。
I haven't forgotten anything, she said to herself. But then it was time to pay for them.
“我什么也没忘记，”她自言自语地说。但接着该是她付钱的时候了。