His picture collection was incontrovertible evidence of his wealth .
他收藏的画作无可辩驳地证明了他的富有。
What is not guaranteed however is whether the fruits of this almost incontrovertible development will be available to all who dwell in these countries .
但这种几乎无可争议的发展成果是否能使这些国家的所有居民受益却无法保证。
But the evidence is mounting , and it 's hard to argue with a free treatment that is exempt from side effects for a pervasive and debilitating mental health scourge - especially when so many other health benefits of exercise are incontrovertible .