a. 速变的
在线英汉词典

quick-change的短语、例句：

quick-change adj [attrib 作定语] (of an actor, etc) quickly changing his costume or appearance to play another part （指演员等）瞬变的（迅速换装或改变相貌而演另一角色）
a quick-change artist 瞬变的演员.