Oldest cave art painting 已知最古老的洞穴艺术壁画
Could humans have 33 senses? 人类可能拥有 33 种感官吗？
Go through a rough patch 经历一段困难时期
坐火车旅行时常见的英语词汇
Thousands of starlings form a stunning murmuration 椋鸟群舞：上万只椋鸟构成壮丽奇观
四个包含单词 “life” 的短语
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