b __ __ e d 在《牛津高阶英汉双解词典》中一***有6种情况：based，biped，bleed，bored，boxed和breed。详述如下：
① based：形容词。以……为基础，为根据。（if one thing is based on another, it uses it or is developed from it.）
② biped：名词。两足动物。（any creature with two feet）
③ bleed：动词。流血。（to lose blood, especially from a wound or an injury.）
④ bored：形容词。厌倦的；烦闷的。（feeling tired and impatient because you have lost interest in somebody/something or because you have nothing to do）
⑤ boxed：形容词。盒装的。（put and/or sold in a box）
⑥ breed：动词或名词。（a. to have sex and produce young; b. to keep animals or plants in order to produce young ones in a controlled way; c. a particular type of animal that has been developed by people in a controlled way, especially a type of dog, cat or farm animal.）