During the trading process, common professional terms explained:

1. Position: Refers to the ratio of actual investment to actual investment funds of the investor.

2. Full position: Buying virtual currency with all funds.

3. Reducing position: Selling part of the virtual currency, but not all.

4. Heavy position: Compared to available funds, the share of virtual currency is high.

5. Light position: Compared to available funds, the share of available funds is high.

6. Empty position: Selling all the virtual currency held, converting everything into funds.

7. Take profit: Selling the held virtual currency after obtaining a certain profit to secure earnings.

8. Stop loss: Selling the held virtual currency after incurring a certain loss to prevent further loss from expanding.

9. Bull market: Prices continue to rise, and the outlook is optimistic.

10. Bear market: Prices continue to fall, and the outlook is bleak.

11. Long position (going long): Buyer, believes that the currency price will rise in the future, buys the currency, and sells it at a high price after the price increases for profit.

12. Short position (going short): Seller, believes that the currency price will fall in the future, sells the currency held (or borrows currency from the trading platform), and buys it back at a low price after the price drops for profit.

13. Building position: Buying virtual currency.

14. Averaging down: Buying virtual currency in batches, e.g., first buying 1 BTC, then buying another 1 BTC.

15. Full position: Buying all funds into virtual currency at once.

16. Rebound: When the price of the currency drops too quickly, it adjusts and rises again.

17. Consolidation (sideways): The price fluctuates little, and the currency price is stable.

18. Slow decline: The price of the currency declines slowly.

19. Plunge (waterfall): The price of the currency drops quickly and significantly.

20. Cutting losses: After buying virtual currency, if the price drops, selling the virtual currency at a loss to avoid further losses. Or after shorting, if the price rises, buying back the virtual currency at a loss.

21. Trapped: Expecting the currency price to rise, but after buying, the price drops; or expecting the currency price to drop, but after selling, the price rises.