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
Just fill out this form for me.
请把这份表填好。
It's a beautiful country with many large rivers.
这个国家很美，它有很多大河。
they are not prepared even to admit the possibility that noise affects people.
甚至不愿承认噪音可能对人有影响。