A modification of the process involves three components, a center core of filament fibers encircled by staple fibers then wrapped by filament fibers.是什么意思_A modification of the process involves three components, a center core of filament fibers encircled by staple fibers then wrapped by filament fibers.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句