Ratio estimators
[经] 比率估计者
🧩 词语组成解析
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
估价员
🗣️ 情景例句
She does the housework, is that right?
她专门干家务，对吗？
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
But I couldn't answer the rest.They were too difficult for me.
但我回答不出其作的题。那些题对我来说太难了。