PACOTHANE is a Release Film that provides quick and easy release between multilayers and serves as a buffer to protect copper from pits and dents caused by defective plates and air-born contaminants.

PACOTHANE 是一种剥离膜，在多层板的各个层之间提供了一种既快捷又方便的可剥离性，并同时作为一种缓冲层，以保护铜箔因板缺陷或空气悬浮污染物而导致坑斑和凹痕。

youdao

U.N.officials say the rebel Liberation Tigers of Tamil Eelam have ignored calls to release tens of thousands of civilians they are using as a "buffer" between them and the military in the combat zone.

VOA: standard.2009.05.11