sur viability的用法和樣例：
例句
- The debate over the viability of the Net's premier retailer is really about the future of e-commerce itself.
關(guān)于網(wǎng)絡(luò )頭號零售商生存能力的討論事關(guān)電子商務(wù)自身的未來(lái)。 - In it, each describes specific steps they plan to take to get on the road to economic viability.
其中，每家都描述他們計劃在到達經(jīng)濟生存能力的道路上采取的具體步驟。
