n.

人进得去的大壁橱（或大冰箱、大冷藏室等）

轻易获得的竞选胜利

没有预定的散客

adj.

（服务）不必预约的，未经预约而来的

（储存区）宽敞得可以走进人的

Noun

1. person who walks in without having an appointment;

2. an operative who initiates his own defection (usually to a hostile country) for political asylum

3. an assured victory (especially in an election)

4. a small room large enough to admit entrance

Adjective

1. (of e.g. closets or refrigerators) extending very far enough back to allow a person to enter;