after stain造句

• After stained , lpo was detected in the immunohistochemical background . and area x could be distinguished from the surrounding lpo
  經免疫染色后， lpo界限明顯，并在lpo中基本能識別出x區，但有些個體的x區并不明顯。
• It's difficult to find after stain in a sentence. 用after stain造句挺難的