This theory is suggested by evidence of chips in the painted figures, perhaps made by spears thrown at the drawings.
"这一理论的提出是以画中出现的碎片作为证据，这些碎片可能是原始人向壁画投掷长矛时留下的。
2
Let's begin with a kind of warm-up sheet which we can anchor in these little drawings I've made.
让我们先来热一下身，把薄片固定在我画的这些小图里。
3
The visitor may then be struck by the strangeness of seeing such diverse paintings, drawings and sculptures brought together in an environment for which they were not originally created.