Pre-conditioning
n. 事先思想准备
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
conditioning
[kən'diʃəniŋ]
n. 条件作用，训练，健身训练;
🗣️ 情景例句
An apple a day keeps the doctor away.
每天一个苹果不用看医生。
What's this?
这是什么？
Ships carry live sheep to markets in he Middle East where they are killed at festivals.
轮船将活羊运送到中东市场供凶日宰杀。