单词	the oil supply chain
释义	the oil supply chain 石油供应链
随便看	trapezoidal box girder trapezoidal box section girder trapezoidal brick trapezoidal canal trapezoidal channel trapezoidal characteristic trapezoidal chart trapezoidal chimney trapezoidal chute trapezoidal conductor trapezoidal control trapezoidal cross section trapezoidal cross-section trapezoidal crushed stones pit trapezoidal current driving trapezoidal damping sleeper trapezoidal decomposition trapezoidal deflection trapezoidal diagram trapezoidal distortion trapezoidal distortion, keystone trapezoidal ditch trapezoidal divisor trapezoidal electromagnetic flowmeter trapezoidal energy spectrum