释义
make a painful experience even more painful for someone
在某人伤口上擦盐，使某人痛上加痛。
双语例句
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To rub even more salt into the wound, the emperor had had to spend the last eight years of his life imprisoned in a 12 fort on the Jhelum River.
而沙贾汗人生的最后八年是被监禁在积林河旁的一座堡垒中度过的，这对他来说不啻于雪上加霜。