题目内容：
labor market参考答案：
答案解析：
简答题：labor market
- 题目分类：二级专业技能
- 题目类型：简答题
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job posting and bidding
job posting and bidding
defined-contribution plan
defined-contribution plan
cross-training
cross-training
concurrent validation
concurrent validation
核心竞争力
核心竞争力