Photostabilization
耐光性
🗣️ 情景例句
It's about my grandfather.
是关于我爷爷。
The only feasting I do these days is in my dream.
这几天我只能在梦中享受山珍海味了。
Fred Pearson was walking through the university town of Oxford one morning in 1961.
1961年的某个早上，弗雷德·皮尔逊正步行通过牛津大学城。