Tobin
(=tobin's tube, tobin's ventilator)托宾式室内通风机
🗣️ 情景例句
Bye.
再见。
What's the shape of your balloon?
你的气球是什么形状？
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是为了争得物质环境所决定的有限食物而进行的简单竞争了，