adj. 无实体的,无实质的;非实在的
网络 脆弱的; 无实体的; 薄弱的
Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide.
火星周围有一个薄薄的大气层,几乎全由二氧化碳构成。
But it is insubstantial.
但是虚构的。
The rest were an insubstantial pageant .
其余的人都不过是华而不实的过眼烟云罢了。
After this, a man is as insubstantial as a cloud.
之后,男人就是浮云了。
Her limbs were insubstantial, almost transparent.
她的四肢非常纤细,几乎是透明的。