Yes silk is expensive.
Because silk is taken from silk worms after they are killed or die and lots of silk is required for a piece of silk, so therefore extracting silk is a long and expensive process as it requires the use of lots of silk worms who happen to be hard to find.
is oil cheap or expensive
the disadvantage of silk is very expensive
Very expensive, like super expensive
the disadvantage of silk is very expensive
Silk was a very special and expensive material in China. Nowadays, silk is still expensive and not as rare bu still revered.
no it was expensive
its expensive
Its expensive
For example, I bought a silk scarf for 5$ in Thailand.
Expensive, costly, precious, priceless, or valuable. Those are opposites of cheap.