Ifdef
n. 如果定义了
🗣️ 情景例句
Get away from me!
离开我。
We feel product quality is high indeed.
我们认为产品的质量的确很高。
In our won solar system, for example, Venus is far too hot and Mars is far too cold to support life.
举例来说，在我们的太阳系里，对于生命来说，金星的温度太高，而火星的温度则太低。