But when it spreads to the kidneys it can cause permanent damage. Signs of a kidney infection include fever nausea vomiting and pain in one side of the lower back.

一旦经泌尿系感染上行至肾脏将会造成永久性的损害肾脏感染常见的症状有发热、恶心、呕吐、一侧的腰背痛。

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Some satellite developers are beginning to design spacecraft so that sensitive instruments are located towards the back of the satellite to minimise any risk of impact damage, and the side facing away from earth is shielded to protect it from meteoroids.

ECONOMIST: Orbital debris

But the other side of it, too, is the people who live on the back streets, who have suffered commensurate damage...

NPR: Rebuilding with an Eye to Social Equity