观察: observe; watch; survey; observation; inspection; review; viewing; examine; outsight; overlook; apperceive; sail 短语和例子观察地形 survey the terrain; 观察动静 watch what is going on; 观察形势 observe the
丛: Ⅰ动词(聚集) crowd together 短语和例子丛生 grow thicklyⅡ名词1.(生长在一起的草木) clump; thicket; grove 短语和例子草丛 a patch of grass; 树丛 a clump of trees; grove2.(泛指聚集在一起的人或物) crowd; collection 短语和例子论丛 a collection