Refinement criterion
[计] 提纯判据
🧩 词语组成解析
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
I have been learning English for three years now.
我学英语有3年了。
To jump
跃起
I have just received a letter from my brother, Tim.
我刚刚收到弟弟蒂姆的来信，