Retention analysis
[化] 残留分析; 保留分析; 保留分析法
🧩 词语组成解析
retention
[ri'tenʃən]
n. 保留;记忆力，保持力;滞留，扣留;闭尿;
🗣️ 情景例句
He is in conference right now.
他现在在开会。
A man knows his companion in a long journey and a little inn.
路遥知马力，日久见人心。
Some of them are going to the park.
他们中有几个正走进公园。