The roving channel is made of open or closed stainless steel pipe,with a fine-cast stainless steel presser finger and a special processed polyurethane false twister.是什么意思_The roving channel is made of open or closed stainless steel pipe,with a fine-cast stainless steel presser finger and a special processed polyurethane false twister.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句