Borde
边界
🗣️ 情景例句
Here's a real buy.
这个价格便宜。
Sorry to keep you waiting.
抱歉让你久等了。
The body's tissues are self-repairing and self-restoring to a degree, and function best when more or less continuously active.
人体组织在一定程度上有自我修补和自我恢复的能力，有张有弛地连续活动时，其功能最佳。