語彙

viable

形容詞

例文: “The proposal is viable only if costs are reduced.”

unenviable

形容詞

例文: “She was in the unenviable position of choosing who to dismiss.”

類義語: unpleasant, awkward

反意語: enviable, desirable

commercially

副詞

例文: “The product is strong technically but not commercially viable yet.”

類義語: financially

sustainable

形容詞

例文: “We need a sustainable model, not short-term fixes.”

類義語: viable

反意語: unsustainable

unsustainable

形容詞

例文: “The current system is unsustainable.”

類義語: unviable

反意語: sustainable