relation between supply and demand的用法和樣例：
例句
- Demand and supply can be balanced.
供求關(guān)系可加以協(xié)調。 - A special team of the Commodity Futures Trading Commission said,it is caused by the relation between supply and need but not the congenial.
商品期貨交易委員會(huì )領(lǐng)導的一個(gè)特別工作組稱(chēng)，是供求關(guān)系而非投機引起的價(jià)格飆升。
