他中饭吃一根香蕉和一块楔形的奶酪。He had a banana and a wedge-shaped cheese for lunch.他中饭吃一根香蕉和一块楔形的奶酪.He had a banana and a wedge of cheese for lunch.楔形的作用有助于在低压差应用中产生紧密的密封.Wedging actions help affect a tight seal in low differential pr...
Acini contain a small amount of secretions, but few have amyloid precursor.腺泡内含有少量分泌物, 但很少有淀粉样体.The staining pattern of the parotid gland acini and the pancreas with PNA also markedly different.PNA可与胰腺及腮腺腺泡结合,二者分布特征也不同.L...