Deco
abbr. 直接能量转换操作（Direct Energy Conversion Operation）；降低氧消耗（decreasing consumption of oxygen）
🗣️ 情景例句
It is also not polite to ask people questions about politics.
另外，问一些关于政治和宗教的问题也是不礼貌的。
It's earier to run down the hill than go up.
下山容易上山难。
How could we do that?
怎么说呢？