Socies
植丛; 演替组合
🗣️ 情景例句
Thank you. Would you like something to drink? A cup of coffee?
谢谢。你想喝点儿什么？来杯咖啡吗？
Are you in touch with him now?
你现在和他有联系吗？
What will be the population of these countries by the end of the twentieth century?
到20世界末较发达国家的人口将是多少？