Photoaging
光老化
🗣️ 情景例句
Hi, Grandpa.
嗨， 爷爷。
One of these days,I'd like to take a vacation.
某天,我想度假。
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。