HSK 6 HSK C6/V7-9
Correct

/ tóng /
Strokes

Definition

copper (chemistry)/see also 红铜[hóng tóng]/CL:块[kuài]

Example

As a Noun

copper; cuprum (Cu)

1
Tóng
yǒu
具有
liánghǎo
良好
de
dǎodiàn
导电
xìng
  

Copper possesses good conductivity.

2
Tóng
de
diàn
电阻
hěn
xiǎo
  

Copper offers very little resistance.

3
Tóng
kòuzi
扣子

brass button

4
Tóng
huà
化合物

copper compound