For four years he shouldered an almost unbearable burden.

一连四年他肩负着几乎是难以担负的重担。

When you find yourself set himself the goal of an unbearable burden, suffering and pain They sped to.

当你发现自己给自己制定一个难以承受之重的目标后，煎熬和痛苦 便呼啸而至。

Castro said the monthly ration book of basic foods, perhaps the most cherished of subsidies, represented an "unbearable burden... and a disincentive for work."

卡斯特罗说到；月度基本食品定量配给本可能是大家最真爱的津贴，它代表一种不可容忍的负担…也是一种不利于工作的因素。