Parastratigraphy
副地层学
🗣️ 情景例句
It's like an oven in here. Let's open the windows.
这里快成烤箱了，我们把窗子打开吧。
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
The morning passed rapidly and Frank was about to leave when he noticed a large packing case lying on the floor.
上午很快过去了，弗兰克正准备离去，突然看见地板上放着一只体积很大的货箱。