名词
中文翻译：圆形孔
同义词：
['round hole', 'circular aperture']
例句：
-
1.The foramen is the opening through which gases pass from the lungs to the bloodstream.
这个孔是气体从肺部到血液的通道。
-
2. The surgeon carefully removed the foramen and stitched it closed.
外科医生小心翼翼地移除了这个孔并缝合了它。
-
3.The foramen was filled with water, preventing further damage to the plant.
这个孔被水填满，防止了对植物的进一步损害。