A huge backlog of work had built up.
一大堆工作
了起来。
未办之事，的工作；没交付的订货
词A huge backlog of work had built up.
一大堆工作了起来。
Investment is needed to reduce the backlog of repairs.
需要投资来減轻的维修工作。
After her summer vacation,she has got a huge backlog of work to do.
暑假休假以后,她手头有许多的工作要做。
It will take a month to clear the backlog of work.
要花一个月的时
清理完的工作。
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