graphite
英 ['gr?fa?t]
美['gr?fa?t]
- n. 石墨；黑鉛
- vt. 用石墨涂（或攙入等）
GRETOEFLCET6低頻詞暢通詞匯
詞態(tài)變化
復(fù)數(shù):?graphites;
中文詞源
graphite 石墨
來(lái)自graph, 文字，圖像。后指用于書寫的石墨。
英文詞源
- graphite (n.)
- "black lead," 1796, from German Graphit, coined 1789 by German mineralogist Abraham Gottlob Werner (1750-1817) from Greek graphein "write" (see -graphy) + mineral suffix -ite. So called because it was used in making pencils. Related: Graphitic.
雙語(yǔ)例句
- 1. In graphite sheets, carbon atoms bond together in rings.
- 石墨層中的碳原子相互連接形成碳環(huán)。
來(lái)自柯林斯例句
- 2. Made from cast iron, it is finished in graphite enamel.
- 它是用鑄鐵制成，最后在外面搪了一層石墨。
來(lái)自柯林斯例句
- 3. A powerful electric current is passed through a piece of graphite.
- 給一塊石墨通入強(qiáng)電流。
來(lái)自柯林斯例句
- 4. The pistons are graphite-coated to reduce friction.
- 活塞上涂了一層石墨以減小摩擦力。
來(lái)自柯林斯例句
- 5. Graphite and even its linear counterpart, poly ( p - phenylene ) are too insoluble.
- 石墨甚至其線性類似物, 聚 ( 名聚-苯撐 ) 都是極難溶解的.
來(lái)自辭典例句