虽然睡眠时间短，但他们精力充沛、外向活泼、乐观向上，而不是疲惫而且脾气坏的“后进生”。 他们每晚只睡四到五个小时，却过得快乐健康。
Rather than being tired, bad-tempered under-achievers , they are an energetic, outgoing and optimistic group who can happily and healthily get by on just four or five hours of shut-eye a night.
根茎短而肥厚，椭圆形，长约1厘米，粗5毫米，具束生的须根。
Rhizome is short and fleshy, elliptic, about 1 centimeter long, thick 5 millimeter, have bundle of unripe fibrous root.
人的一生是短的，但如果卑劣地过这短短的一生，就太长了。
The time of life is short ; to spend that shortness basely, it would be too long .
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