1、on the brink of……的边缘；

Without these more fundamental changes, these populations will teeter on the brink of disaster year after year.
没有这些更多的根本变革，这些人民将年复一年挣扎在灾害的边缘oF8=rptNetiV。

2、all-time high历史最高纪录；
The combination of strong crude oil prices and a weakening dollar boosted gold prices to a fresh 28-year high of $824.3 an ounce, just below its all-time high of $850 reached in January 1980.
在原油价格上涨和美元不断走软的共同作用下，黄金价格升至824.3美元/盎司的28年高点，仅略低于1980年1月份850美元/盎司的历史高点XLQYO1MSp0^S]D#Ga2。