ballpoint (pen) 基本解释
英英释义
ballpoint (pen)
n.a pen that has a small metal ball as the point of transfer of ink to paper同义词：ballpointballpoint penballpenBiro
ballpoint (pen) 相关例句
权威例句
Ballpoint penBallpoint penBallpoint penInk follower for aqueous ballpointg pen using gel-like materisl and solid pieceThe Pen & Ink Playbook: 44 Exercises to Sketch, Dip, and Drizzle with Ballpoint, Pen & InkForensic classification of ballpoint pen inks using high performance liquid chromatography and infrared spectroscopy with principal ...HPLC analysis of ballpoint pen inks stored at different light conditionsA GC/MS study of the drying of ballpoint pen ink on paperOrganic and inorganic discrimination of ballpoint pen inks by ToF-SIMS and multivariate statisticsBallpoint pen inks: characterization by positive and negative ion-electrospray ionization mass spectrometry for the forensic examina...Sensory testing in leprosy: comparison of ballpoint pen and monofilaments.Differentiation of blue ballpoint pen inks by positive and negative mode LDI-MSAnalysis of ballpoint pen inks by field desorption mass spectrometry
