Stepwise program refinement
[计] 逐步程序求精
🧩 词语组成解析
a. 楼梯式的, 逐步的
refinement
[ri'fainmənt]
n. 精炼，提纯，净化;改良品;细微的改良，极致;优雅，高贵的动作;
🗣️ 情景例句
He keeps himself fit by running 5 miles every day.
他每天跑五公里以保持身体健康。
When will he come to see you?
他什么时候来看你？
Last week, my four-year-old daughter, Sally, was invited to a children's party.
上周，我4岁的女儿萨莉被邀请去参加一个儿童聚会。