题目礼仪就是长期以来人们在社会交往中约定俗成的、并应自觉遵守的什么?相关知识点: 试题来源: 解析 行为规范准则 反馈 收藏
How do you translate the following sentence? "Connected cows can have their eating habits and vital signs tracked in real time, which means they produce more milk and require less medicine when they f...