Macrostratigraphy
宏观地层学
🗣️ 情景例句
Hi, Alexandra. Come on in.
嗨， Alexandra 。请进。
The ox when weariest treads surest.
牛困走得稳。
After having been wounded towards the end of the war, he had been sent to hospital and was separated from his unit.
战争即将结束时，他负伤被送进医院，并与部队失去联系。