adj.在山麓的，山下的
The submucosa and muscularis, however, are still intact.
然而, 黏膜下层和肌层仍然保持完整.
The submucosa was found inflammatory edema.
粘膜下层炎性水肿.
The submucosa was focally infiltrated.
黏膜下层穿孔了.
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