Ferrography
铁粉记录术
🗣️ 情景例句
How many days will it take for my mail to reach its destination?
我的信件到达目的地要用几天？
I'm certain he will be able to find the right place.
我肯定他会找到正确地点。
It certainly didn't arrive here that way.
送到这儿时可不是那样！