同义词： counterstain
以上来源于: WordNet
V to apply two or more stains in sequence to (a specimen to be examined), each of which colours a different tissue 复染剂 [microscopy]
In the wine shops, the wine jars were in place, and on one counter could be seen a stain where a customer had thrown down his glass and fled.
在酒廊里，喝过的酒罐子在原地摆着，在一个柜台上甚至还残留着顾客在仓皇逃跑时留下的痕迹。
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