Paint roller
油漆滚子，滚漆筒，漆滚筒
🧩 词语组成解析
paint
[pent]
n. 颜料，涂料;绘画作品;胭脂等化妆品;色彩，装饰;
vt. 涂色于;绘画;（用语言，文字等）描写;擦脂粉等;
vi. 描绘;绘画;化妆;
🗣️ 情景例句
saying he was going to the railroad station
说他要去火车站
And go out into the open to watch all kinds of fireworks glittering everywhere in the dark sky.
到外面去看夜空中绚烂多彩的焰火。
Two factors weigh heavily against the effectiveness of scientific research in industry.
两个因素严重地影响工业里科学研究的效果：