| 单词 | ross bark |
| 释义 | > as lemmasross bark 2. Chiefly North American. The scaly outer layer of the bark of a tree; also more fully ross bark. (See also quot. 1904.) ΘΚΠ the world > plants > part of plant > part of tree or woody plant > wood > [noun] > bark > part of ross1778 epiphloem1839 mesophloem1839 1778 J. Carver Trav. N.-Amer. 497 The ross or outside bark [of the ash] being near eight inches thick. c1840 E. J. Lance Cottage Farmer 23 Get then some oak bark, cut off the ross, and chop..the inner rind. 1875 E. H. Knight Amer. Mech. Dict. III. 1984/2 Rossing-machine, a machine for removing the ross, or rough scaly, exterior portion of bark, from the remainder. 1889 Science 19 July 50 The wood of the beech is very close grained, and..the outer or ross bark is thin and quite smooth. 1904 Eng. Dial. Dict. V. 53/1 Rawse, Sus.., the scrapings of oak-bark, lichen, and moss. 1921 Jrnl. Amer. Leather Chemists Assoc. Jan. 514 The ross being very poor in tannin greatly reduces the tannin content of the bark. 1987 Random House Dict. Rosser, an attachment on a circular saw for removing ross or bark ahead of the blade. < as lemmas |
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