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be used as [noun]
表示石墨的用途，常用被动语态。
Graphite is used as a moderator in nuclear reactors.
石墨在核反应堆中用作慢化剂。
石墨
先理解核心含义，再看它在真实句子里的用法。
石墨
a soft grey substance used as a lubricant and as a moderator in nuclear reactors
Graphite is used as a moderator in nuclear reactors.
石墨在核反应堆中用作慢化剂。
碳的一种同素异形体,由碳原子平面六方排列松散堆叠而成,用作干润滑剂、“铅笔”芯及某些核反应堆的慢化剂。
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.
用作润滑剂和核反应堆中的慢化剂
used as a lubricant and as a moderator in nuclear reactors
石墨增强塑料,用石墨纤维制成的复合塑料,以轻质高强度和高刚性著称。
Graphite-reinforced plastic, a composite plastic made with graphite fibers noted for lightweight strength and stiffness.
灰色,类似于石墨或石墨铅笔痕迹的颜色。
A grey colour, resembling graphite or the marks made with a graphite pencil.
This old lock works better after I put a little graphite powder into the keyhole.
我往锁孔里放了一点石墨粉后，这把旧锁好用多了。
The mechanic coated the squeaky hinges with graphite so they would stop making noise.
修理工给吱吱作响的铰链涂上石墨，让它们不再发出噪音。
Some nuclear power stations use graphite to slow down the neutrons in the reactor.
一些核电站用石墨来减慢反应堆中的中子。
表示石墨的用途，常用被动语态。
Graphite is used as a moderator in nuclear reactors.
石墨在核反应堆中用作慢化剂。
graphite 作定语修饰名词，表示“石墨制的”或“与石墨相关的”。
Graphite pencils are popular with artists.
石墨铅笔很受艺术家欢迎。
“be made of”强调由某材料制成，此处石墨为原材料。
The crucible is made of graphite to withstand high heat.
这个坩埚由石墨制成，以承受高温。
Not this
Pencils are made of lead.
Use this
Pencils are made of graphite.
中文的“铅笔”含“铅”字，导致学习者直译为 lead，但现代铅笔芯实际由石墨（graphite）制成。应使用 graphite 来表示材料。
Not this
Graphites are used in pencils.
Use this
Graphite is used in pencils.
表示“石墨”这种材料时，graphite 是不可数名词，不能加 -s 构成复数，谓语动词也应用单数 is。错误句中的 Graphites 应改为 Graphite。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
石墨铅笔
She sketched the portrait with a soft graphite pencil.
她用一支软石墨铅笔画了这幅肖像。
石墨粉
The lock was stiff, so he applied some graphite powder.
锁太紧了，所以他抹了一些石墨粉。
石墨电极
The furnace uses graphite electrodes to conduct electricity.
该熔炉使用石墨电极导电。
石墨坩埚
Metal samples are melted in a graphite crucible.
金属样品在石墨坩埚中熔化。
石墨润滑剂
Graphite lubricant works well at high temperatures.
石墨润滑剂在高温下效果良好。
Use graphite naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆联想：graphite 像 graph（图）+ ite，石墨是铅笔芯，能写字画图。
语域：mixed 常见场景：materials science、nuclear engineering、pencil production 石墨是标准的技术类用词，正式度通常为中性；多用于材料科学、化学或核工程等专业语境，日常口语说铅笔芯时更常说 lead。
与 graphite 押韵（末尾 /aɪt/）的词：kite、white、fight、right。其中 kite、white 和 graphite 一样拼作 -ite；fight、right 拼作 -ight，但读音相同。注意形近词 graph（/ɡræf/）和 granite（/ˈɡrænɪt/，末尾读 /ɪt/）与 graphite 读音不同。
Dictionary facts from ECDICT, WIKTIONARY.