Pre-tested
预测试
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
a. 经过试验的, 经受过考验的, 经验定的, 检验无病的
🗣️ 情景例句
the copy of Richard's book on my desk?
在我桌上那本Richard的书 好吗
What's your friend doing?
你的朋友正在做什么？
While John Gilbert was in hospital, he asked his doctor to tell him whether his operation had been successful,
当约翰。吉尔伯特住院的时候，他问医生他的手术是否成功，