Douglas fir

基本解释

Each unit is constructed from a ribbed timber frame set upon Douglas fir stilts and then clad in English chestnut shingles.
每个单元的建筑材料是木板条，外面的包裹层是英国栗木，高跷支架是花旗松木。
Looming against the night sky are three connected pavilions of glass and recycled Douglas fir beams, looking a bit like a corporate conference center masquerading as a resort.
夜幕之下，三个用玻璃和可回收的道格拉斯冷杉木建造的大亭子，看起来就像伪装成度假村的企业会议中心。
Mills start with a hard, strong construction grade wood like Douglas fir, and then preservative chemicals are injected under pressure to limit the effects of insect and rot damage.
米尔斯开始用硬，强固的构造像花旗松级木材，然后防腐剂化学品的压力之下，以限制昆虫和腐烂造成的损害减少注射。

King Peak, clad in Douglas fir, lords over Big Flat, its summit (4, 087 ft.) just 3 miles inland.
FORBES: Paradise Lost
Environmentalists will be thrilled that the Roundhouse's frame will consist not of old-growth Douglas fir but of recycled steel.
FORBES: The House Goes Round
In 2002 a fire in Oregon's Six Rivers and Siskiyou national forests scorched 500, 000 acres of Douglas fir and ponderosa pine.
FORBES: Hug a Dead Tree Today

a North American pyramidal coniferous tree, Pseudotsuga menziesii, widely planted for ornament and for timber, having needle-like leaves and hanging cones: family Pinaceae (Also called Oregon fir, Oregon pine)