当地村民表示，2009年该桥由于部分坍塌，曾进行过维修，当时只增加了桥栏，铺设了柏油路面，但并没有对桥基进行加固。

The part of the bridge that collapsed had been maintained in 2009, local people said. Bridge railings and asphalt were added, but there was no reinforcement of the bridge foundation.

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之前，美国国家航空航天局也对这台望远镜进行过四次维修，但大多只是小修小补。

NASA had repaired the telescope four times before, for mostly minor fixes.

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我曾给催稿件的杂志投递过诗歌，我曾用诗歌换取维修服务和课堂上更好的成绩，我也曾给女朋友写过诗。

I've written poems to magazines urging articles, I've used them to barter services and better grades in classes, I've written them to girlfriends.

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