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- 高海拔750kV系统high-altitude 750 kV system
- 关于天体；达到最高海拔或者顶峰。of a celestial body: reach its highest altitude or the meridian.
- 生态系统ecological system
- 中高海拔arid and semiarid regions
- 免疫系统immunologic system
- 高分high score
- 电力系统electric power system
- 偏高on the high side
- 神经系统nervous system
- 高新high-new
- 电脑系统computer system
- 高海拔沙地high altitude sand
- 电气系统electrical system
- 多高how tall
- 排水系统drainage system
- 至高paramount
- 嵌入式系统embedded system
- 层高height between floors
- 高素质high-quality
- 高新区high and new technology industrial development zone
