如何使用 "unsubstantial" 造句

1. Our fundamental education is quite unsubstantial .
我们的基础教育相当薄弱。
2. You are an unsubstantial thing .
你不是1个实质的东西。
3. Shall I believe that unsubstantial death is amorous .
我该相信连虚无的死神也爱慕。
4. The fires happen very often in the central city zone of the metropolis . It 's an unsubstantial aspect in the fire control management .
大城市的中心城区往往火灾多发,是消防管理中的薄弱环节。
5. There are few population , unsubstantial economic foundation and bad entironment in western high and cold mountain area , but the natural resource is so abundant ( containing much ore resource ) .
西部高寒山区地广人稀,经济基础薄弱,自然环境恶劣,自然资源丰富,蕴藏各种矿产资源。