light metal; low-density metal
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
light metal; metal with density less than 5 kg/m³
technicalTechnical term in chemistry and materials science. Includes alkali metals, alkaline earth metals, and aluminum. Distinguished from heavy metals (重金属) which have higher densities.
Lǚ铝
shì是
yī一
zhǒng种
qīng轻
jīn金
shǔ属
，
guǎng广
fàn泛
yòng用
yú于
fēi飞
jī机
zhì制
zào造
。
Aluminum is a light metal widely used in aircraft manufacturing.
Nà钠
、
jiǎ钾
děng等
qīng轻
jīn金
shǔ属
yù遇
shuǐ水
huì会
fā发
shēng生
jù剧
liè烈
fǎn反
yìng应
。
Light metals such as sodium and potassium undergo violent reactions when exposed to water.
Show 2 more examplesShow fewer examples
Qīng轻
jīn金
shǔ属
hé合
jīn金
zài在
qì汽
chē车
háng行
yè业
yuè越
lái来
yuè越
shòu受
huān欢
yíng迎
。
Light metal alloys are becoming increasingly popular in the automotive industry.
Zhè这
zhǒng种
cái材
liào料
de的
mì密
dù度
bǐ比
chuán传
tǒng统
qīng轻
jīn金
shǔ属
gèng更
dī低
。
This material has a lower density than traditional light metals.