Reactive pigment
[化] 活性颜料
🧩 词语组成解析
reactive
[[ri'æktiv]]
a. 反动的, 反应的\\n[医] 反应的
pigment
['pɪgmənt]
n. 颜料，色料;[生]色素;
vt. 给…着色;
vi. 呈现颜色;
🗣️ 情景例句
but when I received the letter
但是当我收到那封信
But the market prices are changing frequently.
但是市场价格随时都在变化。
At what time can we work out a deal?
我们什么时候洽谈生意？