球洞四周草坡，草地四周下垂斜面的英文

apron

• 球:    sphere; globe
• 洞:    hole; cavity
• 四周:    all around
• 草:    grass
• 坡:    slope
• 草地:    meadow; meadowland ...
• 下垂:    hang down; droop; ...
• 斜面:    obliquity; bevel; ...