Spot Trading

API Key可以把机器人和资产管理工具接入交易所账户，但权限范围、提现开关和密钥轮换决定了出错时的损失边界。

API keys can connect bots and portfolio tools to an exchange account, but permission scope, withdrawal access and key rotation decide how much damage a mistake can cause.

Convert工具适合快速换币，但交易者仍应检查资金账户、报价刷新、价差，以及现货限价单是否更划算。

Convert tools can simplify small swaps, but traders should still check wallet source, quote refresh, spread and whether an order-book trade would be cheaper.

加密交易费用不只是网页上的费率数字。订单类型、流动性、等级更新和即时成交都会影响真实成本。

Crypto trading fees are not only about the headline rate. Order type, liquidity, tier updates and instant execution can change real cost.

自选列表提醒可以把同一个条件应用到多个品种，减少盯盘压力，但前提是列表、条件和风控规则足够清晰。

Watchlist alerts can reduce screen-watching by applying one condition across many symbols, but traders still need clear filters and alert discipline.

跟单交易是把交易决策交给他人，网格机器人是在价格区间内自动挂单，两者风险结构完全不同。

Copy trading delegates trade selection to another trader, while grid bots automate range orders. The risk profile is completely different.