1. 不大的;不堅固的;脆弱的 Something that is insubstantial is not large, solid, or strong.
e.g. Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide... 火星的大氣層極其稀薄,幾乎全部由二氧化碳構成。 e.g. Her limbs were insubstantial, almost transparent. 她的四肢非常纖細,幾乎是透明的。
insubstantial英英釋義
adj
1. lacking material form or substance unreal
e.g. as insubstantial as a dream an insubstantial mirage on the horizon