When the market is good and volatile, be firm, such as unilateral rise or unilateral decline;
When the fluctuation is small, the market is weak, such as volatile market.
For example, a few days ago, agricultural products such as gold, refined copper, soybean oil and cotton all rose unilaterally in the international market.
I hope the answer will help you. If you have anything to say, you are welcome to communicate further.