in·es·sen·tial /ˌɪnəˈsɛn(t)ʃəl/
(a.)無關緊要的無關緊要的東西
In·es·sen·tial a.
1. Having no essence or being.
The womb of inessential Naught. --Shelley.
2. Not essential; not required to achieve a given purpose; unessential; unnecessary.
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inessential
adj 1: not basic or fundamental [syn: unessential] [ant: essential]
2: not absolutely necessary
n : anything that is not essential; "they discarded all their
inessentials" [syn: nonessential] [ant: necessity]