Collective sampling unit
[计] 成组抽样单位
🧩 词语组成解析
collective
[kə'lɛktɪv]
adj. 集体的;共同的;集合的;集体主义的;
n. [统]集体;[语]集合名词;集团;
col一起+lect选择，收集+ive...的→集中到一起→集体的
sampling
['sɑ:mpliŋ, 'sæ-]
n. 抽样;取样;（乐曲的）节录;选录;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Subway transportation is very advanced in Longdon.
伦敦地地铁非常先进。
His job is his whole life.
工作就是它的生命。
One of the first things Annie did was to teach me how to play.
安妮首先要做的事情之一，就是教我如何耍。