| 例句 |
inexpugnableadjective having been established and usually not subject to changean inexpugnable belief in the essential goodness of people certain, determinate, final, firm, fixed, flat, frozen, hard, hard-and-fast, set, settled, stable nonadjustable, noncancelable, nonnegotiable, unchangeableconstant, steady, unchanging, uniform, unwaveringdefinite, exact, explicit, specificgiven, stated, stipulateddependable, good, reliable, responsible, safe, solid, sure, tried, tried-and-true, true, trustworthy, trusty adjustable, changeable, negotiableindefinite, open-ended, unspecifiedcapricious, changeful, flickery, fluctuating, fluid, inconstant, mercurial, mutable, temperamental, uncertain, unpredictable, unsettled, unstable, unsteady, variable, volatile in the 15th century |