a labour-saving machine
a healthy/ordinary-looking baby
his long-suffering parents
固定搭配
peace-keeping force 维和部队
guiding priciple 指导原则
developing country 发展中国家
knowing smile 会意的微笑
working people 劳动人民
welcoming speech 欢迎辞
neighbouring country 邻国
standing committe 常委会
现在分词作定语和动名词作定语的区别
现分:表层结构=深层结构
a moving track 行进的卡车
动名:表层机构≠深层结构
a track for moving 搬家汽车
a sleeping car 卧铺汽车
a teacher of dancing
flying time 飞行时间