ballpoint pen
听听怎么读
英 [ˈbɔ:lˌpɔɪnt pen]
美 [ˈbɔlˌpɔɪnt pɛn]
是什么意思
原子笔；
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：ballpointballpenBiro
学习怎么用
双语例句
用作名词(n.)
- I bought this ball pen for two dollars.
我花二美元买了这支原子笔。 - I wavered between the fountain pen and the ball-point.
我拿不定主意用钢笔还是原子笔。
权威例句
Ballpoint penBallpoint penBallpoint penA GC/MS study of the drying of ballpoint pen ink on paperHPLC analysis of ballpoint pen inks stored at different light conditionsNeedle type ballpoint pen chip and the manufacturing method for a needle type ballpoint pen chipInk for an aqueous ballpoint pen using oil-in-water type resin emulsion and an aqueous ballpoint pen using the inkOrganic 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...Differentiation of Blue Ballpoint Pen Inks by Laser Desorption Ionization Mass Spectrometry and High‐Performance Thin‐Layer Chroma...Classification and individualization of black ballpoint pen inks using principal component analysis of UV-vis absorption spectraForensic classification of ballpoint pen inks using high performance liquid chromatography and infrared spectroscopy with principal ...A study to investigate the evidential value of blue and black ballpoint pen inks in Australia - Forensic Science International
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