Preconcentration
n. 预选；预浓缩；预先富集
🗣️ 情景例句
Look in the real-estate section of Sunday's Times.
查一查星期天的 纽约时报 房地产版。
They operated on him last night.
他们昨晚给他动手术了。
Love me，love my dog.
（谚语）爱屋及乌。