...The heartwood apparently rots rapidly in junipertrees, but the sapwood remains intact for many years—even after the tree islying on the ground... 
Charles L. Douglas 「Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado」
...In this way the useless liquid which iswithin will run out through the sapwood instead of having to die in amass of decay, thus spoiling the quality of the timber...
Vitruvius 「Ten Books on Architecture」
...Thelowest part, after the tree is cut down and the sapwood of the samethrown away, is split up into four pieces and prepared for joiner'swork, and so is called "clearstock...
Vitruvius 「Ten Books on Architecture」
...When used for this purpose, the tree was cut down, itsouter sapwood removed, and then taken to the river to be finally shippedto the United States of America or to Germany...
Various 「Argentina From A British Point Of View」
ランダム例文：
cornmeal inspectors coexist
便利！手書き漢字入力検索