a person who becomes involved in a place or situation where they are not wanted or are considered not to belong 闯入者;干涉他人事务者
派生 interlope verb 语源
late 16th cent. (denoting an unauthorized trader trespassing on the rights of a trade monopoly): from inter- 'amid' + -loper as in archaic landloper 'vagabond' (from Middle Dutch landlooper)