结果显示，在伤口上撒砂糖，可以杀死抑制愈合、引发长期疼痛的细菌。
It showed that pouring granulated sugar onto wounds can kill the bacteria that prevents healing and causes chronic pain.
常常会有最后一个不易愈合的伤口，使病人极其厌烦地忍受着长期的包扎。
There always is a last wound like that which will not close, and which prolongs the dressings indefinitely, to the great annoyance of the sick person.
从许多方面看，以巴冲突是一个长期未能愈合的伤口，是整个中东紧张和冲突的釜底之薪。
It is in many ways a long-standing, gaping wound that has fed tension and conflict throughout the Middle East.
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