1. The ringdove cooed softly from the treetop.
珠颈斑鸠在树梢上轻柔地咕咕叫着。
2. As I walked through the park, I spotted a pair of ringdoves nesting in the trees.
当我穿过公园时，我发现有一对珠颈斑鸠在树上筑巢。