花41元从中国坐火车去蒙古国，曾经的蒙古帝国现在怎么样了，当地人真实生活又如何
Basic info
Material infomation
🇨🇳 Chinese
TravelCulture
13 min
2,222 words
761 unique words
Advanced
≈3.6% new words at a 8,000-word vocabulary, raised one level by the fast native-paced speech (221 wpm)
Vocabulary coverage
Share of the text added by each frequency band (1k = 1,000 words)
56%
50011%
1k7.0%
2k6.6%
3k10%
5k5.0%
8k1.9%
12k1.8%
20k0.8%
30kCore words
Words this material leans on unusually often.
Trickiest words
The rarest words in this material.