"cu" 怎么发音
word
释义
'Cu' is the chemical symbol for copper, an element that is a reddish-brown metal used in wires, coins, pipes, and other products.
语境中听
Cu is used to make electrical wires.
On the periodic table, Cu is number 29.
If you see Cu listed as an ingredient, it means there’s copper in the product.
You can find Cu in coins.