Pre-treatment
n. 预处理
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
🗣️ 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。
It is incredible that he should have gone to live in such a dangerous country.
他竟然搬到那样危险的国家去住，实在令人无法相信。
Eric had been the eldest son of the family, very much older than his two brothers.
埃里克是这家长子。