source of supply的用法和樣例：
例句
- High fuel prices may fall as new sources of supply are exploited to fill rising demand from Asia.
隨著(zhù)利用新的供應來(lái)源滿(mǎn)足亞洲日益增長(cháng)的需求，過(guò)高的燃料價(jià)格可能回落。 - Lead smelters may use almost entirely scrap automotive storage batteries as their essential lead supply.
鉛冶煉廠(chǎng)可以幾乎全部使用報廢的汽車(chē)電池作為它們的主要的鉛的供應來(lái)源。
