emery; abrasive; corundum
Tone colorsmāmámǎmàma
Meanings
2 senses · 6 examplesnoun
emery; corundum
A hard, granular mineral (aluminum oxide) used for grinding and polishing metal or other hard materials.
Gōng工
chǎng厂
yòng用
gāng钢
shā砂
dǎ打
mó磨
jīn金
shǔ属
biǎo表
miàn面
。
The factory uses emery to polish metal surfaces.
Gāng钢
shā砂
de的
yìng硬
dù度
jǐn仅
cì次
yú于
jīn金
gāng刚
shí石
。
The hardness of corundum is second only to diamond.
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Zhè这
zhǒng种
nài耐
huǒ火
cái材
liào料
hán含
yǒu有
gāng钢
shā砂
chéng成
fèn分
。
This refractory material contains emery components.
noun
abrasive; grinding material
A general term for any hard material (including silicon carbide, aluminum oxide, etc.) used for grinding, cutting, blasting, or polishing.
Zhè这
zhǒng种
gāng钢
shā砂
shì适
yòng用
yú于
jīng精
mì密
yí仪
qì器
jiā加
gōng工
。
This type of abrasive is suitable for precision instrument machining.
Zhuāng装
xiū修
shí时
cháng常
huì会
yòng用
dào到
gāng钢
shā砂
zhǐ纸
。
Sandpaper is often used during renovation.
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Pēn喷
shā砂
chǔ处
lǐ理
xū需
yào要
dà大
liàng量
de的
gāng钢
shā砂
。
Sandblasting requires a large amount of abrasive material.