price of coal的用法和樣例：
例句
- While coal prices have been deregulated, electricity prices are still set by the authorities.
盡管煤炭?jì)r(jià)格取消了管制，電價(jià)卻仍然由官方制定。 - Teck also expects transportation cost to decline "due to the impact of coal price-linked terms in Teck Coal's transportation contracts.
由于受泰克煤炭的運輸合同與煤炭?jì)r(jià)格等掛鉤的條款的影響，泰克預計運輸成本將會(huì )下降。
