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
I'd like an advance copy of the book, though,
但我想要一本新书的试印本
The snow will soon be deep enough to ski on.
雪将会很快就积到可以滑的深度了。
When Christ was born nearly two thousand years ago, many people, rich and poor, gave him presents.
大约2000年前基督出生时，许多人，不论穷富，都给他礼物。