Agroecosystem
n. 农业生态系统
🗣️ 情景例句
Hi. Michelle,
嗨， Michelle，
Have you ever been to Japan?
你去过日本吗？
Sam was sure that the wallet must have been found by one of the villagers, but it was not returned to him.
萨姆确信那钱包一定是被某个村民捡到了，可是却不见有人来送还给他。