- Also called: Laurentian Shield, Laurentian Plateau (in Canada) the wide area of Precambrian rock extending west from the Labrador coast to the basin of the Mackenzie and north from the Great Lakes to Hudson Bay and the Arctic: rich in minerals
| 单词 | canadian shield |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 Cana′dian Shield′, [Geol.]
Collins Concise English Dictionary © HarperCollins Publishers:: Canadian Shield n
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