求翻译：地方政府作为轨道交通投融资主体，存在着地方政府财政负担过重的倾向，资金不足、市场融资困难、较长时期运营亏损等问题始终是轨道交通建设和发展的瓶颈。是什么意思？

Local government as the main rail investment and financing, there is an excessive burden on local government finances a tendency to lack of funds, market financing difficulties, a longer period of operating losses and other issues has always been the construction and development of rail transportati

Local government as an orbital transport investment and financing, and there is a tendency of local government finance overburdened, inadequate funding, market financing difficulties, a longer period, such as operating loss is always track traffic bottlenecks in the building and development.

The local authority throws the financing main body as the orbital transportation, has the local authority financial burden overweight tendency, the fund insufficiency, the market financing difficulty, questions and so on long time operation loss is throughout the orbital transportation construction

As the subject of rail transit investment and financing of local government, there is a tendency to too heavy a burden on local government finance, funding, marketing issues such as financing difficulties, long operating loss in the period is always a bottleneck for rail traffic construction and dev

As the subject of rail transit investment and financing of local government, there is a tendency to too heavy a burden on local government finance, funding, marketing issues such as financing difficulties, long operating loss in the period is always a bottleneck for rail traffic construction and dev