roof-tree

基本解释

• n.棟梁；屋脊大梁

同根派生

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英汉例句

用作名詞 (n.)

• The timber carries the whole weight of the roof.
  棟梁支撐屋頂全重。
• Turning my fluttering heart into a tree, let it stand firmly to welcome the baptism of time, being the paragon of mankind and the pillar of the nation.
  化心旌爲樹，迎接時代的洗禮，堅毅地站著，爲人類之霛長，爲民族之棟梁。

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