权威例句
Dust Bowl.???Dust BowlDust BowlNASA Explains "Dust Bowl"DroughtTravel Back in Time to the Dust BowlBrad D. Lookingbill — Dust Bowl, USA: Depression America and the Ecological Imagination, 1929-1941; Brian Griffith — The Gardens o...On the Cause of the 1930s Dust BowlDust Bowl: The Southern Plains in the 1930sThe Enduring Impact of the American Dust Bowl: Short- and Long-Run Adjustments to Environmental CatastropheAcademic self-concept: Beyond the dustbowl.Chapter 6–Academic Self-Concept : Beyond The DustbowlAmplification of the North American "Dust Bowl"drought through human-induced land degradation.Depression, Dust Bowl, Demography, and Drought: The Colonial State and Soil Conservation in East Africa during the 1930s
