that cannot be dispensed with; absolutely essential
"foods indispensable to good nutrition"
"essential tools and materials"
"funds essential to the completion of the project"
"an indispensable worker"
"the routine but indispensable ceremonies of state"
The citizens..had purchased an exemption from the indispensable duty of defending their country.
出自: Gibbon
以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌