1610s, "wood that has a red hue," from red (adj.1) + wood (n.). Of various types of New World trees that yield such wood, from 1716; specifically of the California Sequoia sempervirens from 1819. In Scottish English 16c.-18c. the same word as an adjective meant "completely deranged, raving, stark mad," from wood (adj.).
雙語例句
1. I've heard that many redwood trees are thousands of years old.
我聽說許多紅杉都有幾千年的樹齡.
來自《簡明英漢詞典》
2. Its banks were shaded by cottonwood and redwood trees.
河流的兩岸被棉花樹和紅木樹遮蔽住了。
來自辭典例句
3. Wood from one redwood tree is worth $ 8,000.
一棵紅杉樹所生成的木料價值為8000美金.
來自英語晨讀30分（高三）
4. We stood in awe of the lofty redwood trees.
高聳入云的巨杉令我們驚嘆不已.
來自辭典例句
5. Cypress and redwood are seldom used in the superstructure of commercial greenhouses.