Like a ball point pen, the reractable Tungsten Carbide tip is always handy to scribe on glass, ceramics and plastic.是什么意思_Like a ball point pen, the reractable Tungsten Carbide tip is always handy to scribe on glass, ceramics and plastic.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句