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
Yes, quite good. How about a game sometime?
是的，非常好，什么时候来场比赛怎样？
Sitting on the fence.
考虑中！
Walking up and down the stairs would beat any exercise machine.
上下楼梯可比什么健身器都要好。