1.lessons:英[ˈlɛsnz]、美[ˈlɛsənz]
2.n.一节课; 一课时; 课; 教学单元; 经验; 教训;
3.[词典]lesson的复数;
4.[例句]How could she sing that well after only one lesson?只上了一节课她怎么能唱得那么好?
5.[其他]原型: lesson