- 重点词汇
- 人间
world; the world; this world; the human world; human society; man's world; earthly; worldly
- 空间
space; room; area; volume; airspace; headroom; void; enclosure; blank; leeway; elbow room; gap; place; berth; capacity; scope; territory; zone; spatial; space-related
- 时间
time; period; hour; date; slot; point; space; duration; timing; timescale; temporal