insubstantial

1.insubstantial evidence.

不可靠的证据。

2.an insubstantial semblance

不实在的表象

3.an insubstantial mirage on the horizon

地平幻的海市蜃楼

4.imaginary and insubstantial victories;

臆想和空想的胜利；

5."Lodge : Originally an insubstantial dwelling, or one erected for a temporary occupational purpose (e.g., woodcutting or masonry) or for use during the hunting season."

小屋:原为供短期使用(例如伐木或采石)或狩猎季节居住的简易住房。