常見(jiàn)例句雙語(yǔ)例句At last they got to the point of installing the roof beam .最后,工程進(jìn)行到安裝屋頂大梁這一緊要步驟了。He said, My friends, we cannot use fresh green wood to make the roof beam .他說(shuō):朋友們,新鮮的木材來(lái)不能用來(lái)制造,它會(huì)變彎并下陷的。Then he secretly constructed the most important part of the building, the roof beam that would hold the roof together.然后,他私下造好了工程中最重要的部分–支撐整個(gè)屋頂?shù)拇罅骸?/li>權(quán)威例句Sound danced from floor to roof beam.FORBES: Strangest Tourist Attraction In Southern California 返回 roof beam