Masking ratio (m.r.)
[化] 掩蔽比(金属络合物总浓度对游离金属离子浓度的比)
🧩 词语组成解析
[计] 屏蔽, 掩蔽, 掩模\\n[化] 掩蔽; 隐蔽
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];
🗣️ 情景例句
Sure. Would you please sign your name on the back, sir, with your passport number?
每问题。先生，请您在支票背后签上名字和护照号码。
I wouldn't, if I were you.
要是我就不会。
Postcards always spoil my holidays.
明信片总搅得我假日不得安宁。