inflatable

形容词 inflatable:

1. designed to be filled with air or gas

1. An inflatable mattress.
   一个充气床垫

in.flat.a.ble

adj.（形容词）
Designed to be filled with air or gas before use:
可膨胀的，可吹气的：设计为在使用前充空气或其他气体的：
例句：
an inflatable mattress.
一个充气床垫

n.（名词）
An object or a device that can be filled with air or gas, especially:
可充气物品：一个可以充空气或气体的物体或装置，尤指：
A small rubber boat or raft filled with air.
充气艇：可充气的小橡皮船或筏子
A large helium or hot-air balloon constructed so as to resemble a figure or an object when inflated.
大型气球：大型的填充氦气或热气的气球，充满气后模拟某个形象或物体