Reduction in numbers of games should have boded ill for their survival in later times.

猎物数量的减少对它们以后的生存来说应该是个不祥之兆。

youdao

Foreign food aid has led to a drastic reduction in the numbers of people dying of starvation.

外国的食品援助使得因饥饿而死亡的人数大幅下降。

《柯林斯英汉双解大词典》

The fish species in question, however, migrate between these two areas, so the question was how much the reduction of fishing effort in part of their range would affect their Numbers.

但是，由于作为研究对象的鱼类洄游于上述两个海域之间，于是问题也就产生了：捕鱼活动在部分海域的减少，对鱼类数目的影响究竟有多大。

youdao

The strategy has seen the successful development of initiatives providing a wider range of advice, housing and support than previously existed but just as importantly, has led to the reduction of the numbers of veterans ending up homeless in London.

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Mr Barnett also warned of an erosion of goodwill between police officers and the government, after government cuts to police budgets prompting a reduction in numbers of police and civilian staff.

BBC: Police recruitment changes planned, May says

Bono took on a good question about China, which represents one-third to half of the global poverty reduction numbers but whose policies have little to do with freedom and transparency.

FORBES: Bono's Breaking News: Seven Thousand Children Are Not Dying Every Day