The birdbath should deepen very gradually, to no more than 3.
The birdbath should deepen very gradually, to no more than 3.
这个“鸟类饮水器”中水深的增加应该非常缓慢，最深处不超过10厘米。
The birdbath should deepen very gradually, to no more than 3.
这个“鸟类饮水器”中水深的增加应该非常缓慢，最深处不超过10厘米。