... age pyramid 年龄锥体 age sampling 时效抽样检验法 age softening 时效软化 ...
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age sampling
年龄抽样
以上为机器翻译结果，长、整句建议使用 人工翻译 。
In addition to its Red Star Cafe sampling site, the company is unleashing vendors with funky-looking space age backpacks to dispense Heineken beer to fans in the seats.
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