insubstantial /ˌɪnsəbˈstænʃəl/ adjective /ˌɪnsəbˈstænʃəl/
adjective
Learner's definition of INSUBSTANTIAL
[more insubstantial; most insubstantial]
: not substantial非实体的;非实质的;虚幻的:: such as
a : not large or important不大的;不重要的 -
Their contribution to the fund was insubstantial.他们对基金的捐助不多。
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a very insubstantial [=small] amount of money极少的一笔钱
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insubstantial differences细微差别
b : not strong or solid不坚实的;不坚固的;薄弱的 c : not real : not made of a real substance虚幻的 — insubstantiality
/ˌɪnsəbˌstænʃiˈæləti/ noun [noncount]