Calotype
碘化银纸照相法
🗣️ 情景例句
I have met some people from my country, which has helped me adjust a little.
我遇到了我的同胞，这让我更适应一些了。
Never put off till tomorrow what you can do today.
今天能做的事绝不要拖到明天。
It's a clock.
一只钟。