the price of source的用法和樣例：
例句
- High energy prices are a growing source of discontent.
能源價(jià)格過(guò)高是不滿(mǎn)的一個(gè)生長(cháng)源頭。 - A pullback in oil could provide a boost to stocks, but Wall Street's jitters are not likely to let up until it sees a prolonged energy price decline.
石油價(jià)格的回落可提振股市，然而，華爾街的波動(dòng)看上去不太可能讓股市上漲，除非能看到長(cháng)時(shí)間的能源價(jià)格下跌。
