be sufficient to的用法和樣例：
例句
- His gift of money hadn't been sufficient to prime the pump, and they went bankrupt.
他的贈款不足以使企業復甦，結果他們都破產了。 - It may be true that, if this were the best of all possible worlds, the food surplus in the developed countries would be sufficient to answer the needs of the starving millions elsewhere.
發達國家的剩餘食品可以滿足其它地方無數饑民的需要，這種說法，如果真可以成為現實的話，也許不會有錯。
