tenuous [ˈtenjuəs]

以下由轻松背单词网站提供

adj.细薄的，稀薄的，空洞的

A tenuous connection , idea or situation is weak and possibly does not exist

He has a rather tenuous grasp of reality. 他对现实认识很肤浅。
The air ten miles above the earth is very tenuous. 距离地面十公里的空气十分稀薄。