pall什么意思、怎么读？单词用法、记忆法、发音音标、反义词辨析、词语翻译、例句造句

pall 音标：[pɔ:l ]

n. 棺罩, 柩衣, 遮盖物vi. 失去吸引力, 乏味vt. 覆盖, 使笼罩阴影, 使乏味

After field sideline test, PALL filter with high filtration accuracy was selected for filtering and separating raw gas.

经过现场侧线试验，选择了过滤精度高的PALL过滤器过滤分离原料天然气。

A pall stretched for miles away from the island.

一股烟幕延伸出岛外达数英里之遥。