[经] 陈货，旧库存
1. They are encouraged to drop off their old books, keeping the stock replenished.
2. old stock的解释
2. They set up a camp over the field of rubbles to stock garbage recycled from old patrons.
3. He is 35 years old, but is a greenhorn in stock investment.
4. And the secret is in the stockpot, a clear stock and a milky stock made from pork bones and old chicken.
5. The water level in three old wells in Shi's neighborhood is dropping quickly as residents rush to stock up.