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
The price for one person for a ten-day tour is only $ 1088, which includes round-trip airfare.
十日游每人只要1088美元。这个费用包括来回机票。
My head has been hurting.
我头痛。
Where is she?
她在哪里？