常見(jiàn)例句雙語(yǔ)例句Lengths of Japanese cypress and Oregon pine provide structural reinforcement for the building's frame, while oak has been used for floors and doors throughout.日本柏木和俄勒岡松樹的長(zhǎng)度爲(wèi)建築框架提供了結(jié)搆加固，而橡木用於整個(gè)建築的地板和門。權(quán)威例句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 返回 Oregon pine