development period
短语词组
- development cycledevelopment period 开发周期
- visual development sensitive period 视觉发育敏感期
- development initial period 发展初期
- development induction period 显影诱导期
- sensitive development period 敏感发育期
- oilfield development period 油田开发阶段
- social development period 社会发展阶段
- late development period 开发后期
- long development period 开发周期长 返回 development period