Calotype
碘化银纸照相法
🗣️ 情景例句
How often do you go running?
你多久跑步锻炼一次？
Were it left to me to decide whether we should have a city without bikes or one without cars.
如果让我来决定我们要一个没有自行车的城市，还是要一个没的汽车的城市。
We are less credulous than we used to be.
我们不再像以往那样轻易相信别人了。