Students and teachers should have a respectful attitude toward each other.师生应该相互彬彬有礼。
respective a.单个的,分别的。
revolve, evolve, involve
revolve v.旋转,转动。
The room began to revolve , then he fainted.屋子开始旋转,然后他就昏倒了。
evolve v.发展,演变。
Agriculture evolved slowly over thousands of years.几千年来,农业发展得很缓慢。
involve v.需要,包含;使卷入,牵涉。
Getting a driver’s licence involves learning how to drive, studying the rules of the road, and taking a test.要得到驾驶执照需要学习开车,学习交通规则,还要经过考试。
sanction, sanitation
sanction n.认可,准许,批准。
I need my parents’ sanction to stay out late.我晚回家需要得到父母的批准。
sanitation n.公共卫生,环境卫生,卫生设备。
Strict sanitation is used in businesses such as barber shops and restaurants.在理发店和餐馆等营业场所执行严格的公共卫生制度。
scenery, scene, view, landscape
这一组名词都有"景色"的意思。
scenery n.风景,景色,舞台布景,强调从美的角度看,某个国家或地区的总体外貌。
Each year, we spend our vacation in the mountains and enjoy the scenery.我们每年到山区渡假,并欣赏那里的风景。
scene n.指从远处看到的某一具体景色、景象,也可以指人物的活动场面;(犯罪的)地点,现场。