回潮率的英文：
regain
v. 恢复，重新得到，收回；重返
To regain or try to regain(friendship or goodwill)by pleasant behavior.
取悦以讨好的行为重获或试图重获(友谊或好感)
To regain or cause to regain one's good spirits or liveliness.
恢复或使恢复某人的好心情或活泼劲儿
To sway or waver as if losing or regaining equilibrium.
犹豫不决摇摆或晃动，好象失去或恢复平衡。
Has he regained his old touch?
他恢复以前的能力了吗？
Davis went to regain his carriage.
戴维斯回到他的马车上。