| 单词 | snowballsampling |
| 释义 | snowball sampling noun [uncountable] (marketing 营销) a method of finding people to take part in research by finding a few and then asking them to find others 雪球式抽样（先选出少数受访者，再由他们找到其他受访者） ▸ snowball sample noun [countable] |
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