中國是世界上擁有人口最多的國家.謝謝。 Too many people cause too many troubles, for example,the food problem.And today,in order to control the increasing population,china hasformulated the policy of family planning.這又是什么意思呢太多的人口帶來了太多的問題，例如，食物問題。而今天，為了控制人口的增長，中國已經(jīng)實施了計劃生育政策。謝謝。你太有才了， That is late marriage,late childbirthand having fewer but healthier children. Men of 22 years old and women of 20 years old can get married.這又是什么意思呢那就是晚婚晚育，擁有少量但是健康的孩子。男的22歲、女的20歲才能結(jié)婚。謝謝。 If a man of 25 gets married with a woman of 23 or over 23,their marriage is alate marriage. Childbirth by a woman at the age of 23 or more is a late childbirth. 這個呢