primary stage
短语词组
- primary growth stage 主要生育期
- primary design stage 初步设计阶段
- Primary school stage 小学阶段
- primary application stage 初级应用阶段
- primary horde stage 原群阶段
- primary -stage sampling units 先以全国各个县市为抽样单位执行随行抽样
- primary fruit stage 初果期
- pre -primary stage 基础前期 返回 primary stage