| 单词 | sumatra camphor |
| 释义 | > as lemmasSumatra camphor Sumatra camphor n. camphor obtained from the camphor tree Dryobalanops aromatica; (also) the tree itself (more fully Sumatra camphor tree).Also called Borneo camphor, Malay camphor. ΘΚΠ society > occupation and work > materials > derived or manufactured material > extracted or refined oil > [noun] > camphor camphor1313 Sumatra camphora1760 Borneo camphora1811 Malay camphor1837 turpentine camphor1857 tub-camphor1880 Japan camphor1882 Japanese camphor- a1760 C. Alston Lect. Materia Medica (1770) II. lxxviii. 406 As for the Borneo Camphire, which is said to be 100 times dearer in the Indies than the Japanese,..and the Sumatra Camphire, if different, I know nothing of them, and never heard of their being brought to Europe. 1886 Jrnl. Straits Branch Royal Asiatic Soc. 18 308 Sumatra Camphor (Dryobalanops aromatica)... Private enterprise will hardly ever successfully cultivate the plant, owing to the time which is required to elapse between first outlay and first income. 1924 Australasian 28 June 1376/4 It furnishes a liquid called camphor oil, and a crystalline solid known as Sumatra camphor. 2006 M. Allaby Trop. Forests xi. 171 Seeds of the Sumatra camphor tree (Dryobalanops aromatica) contain 44 percent water by weight and so are able to germinate quickly. < as lemmas |
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