graphite

大学 FREQ #39520 ★☆☆☆☆

n. 石墨 [化] 石墨

发音

US /ˈɡɹæfaɪt/
UK

词形变化

graphites 复数 graphites graphites 三单 graphiting graphiting 现在分词 graphited 过去式 graphited 过去分词

教材释义与例句

名词

石墨；黑铅

名词

用石墨涂（或掺入等）

释义与例句

n.
  1. 1.

    An allotrope of carbon, consisting of planes of carbon atoms arranged in hexagonal arrays with the planes stacked loosely, that is used as a dry lubricant, in "lead" pencils, and as a moderator in some nuclear reactors.

    石墨

    可数 不可数
  2. 2.

    Graphite-reinforced plastic, a composite plastic made with graphite fibers noted for lightweight strength and stiffness.

    可数 不可数

    Modern tennis racquets are made of graphite, fibreglass and other man-made materials.

  3. 3.

    A grey colour, resembling graphite or the marks made with a graphite pencil.

    可数 不可数
v.
  1. 1.

    To apply graphite to.

    及物

词汇关系

名词

同义词 2

black lead plumbago

上位词 2

c carbon

下位词 3

lead pencil pencil lead

相关短语

graphite fluoride graphite fluorides graphite bomb graphite bombs

词源

Etymology tree Proto-Indo-European *gerbʰ- Proto-Hellenic *grə́pʰō Ancient Greek γρᾰ́φω (grắphō) Proto-Indo-European *-tósder. Ancient Greek -της (-tēs)der. Ancient Greek -ῑ́της (-ī́tēs)der. Latin -ītēsbor. French -itebor. German -it German Graphitbor. English graphite Borrowed from German Graphit (A. G. Werner 1789), from Ancient Greek γράφω (gráphō, “to write”).

来源：wiktionary