ballpoint pen什么意思 ballpoint pen音标、翻译、用法
ballpoint pen音标
英 [ˈbɔ:lˌpɔɪnt pen]
美 [ˈbɔlˌpɔɪnt pɛn]
ballpoint pen翻译
n.
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
ballpoint pen用法
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 pen
Ballpoint pen
Ballpoint pen
A GC/MS study of the drying of ballpoint pen ink on paper
HPLC analysis of ballpoint pen inks stored at different light conditions
Needle type ballpoint pen chip and the manufacturing method for a needle type ballpoint pen chip
Ink for an aqueous ballpoint pen using oil-in-water type resin emulsion and an aqueous ballpoint pen using the ink
Organic and inorganic discrimination of ballpoint pen inks by ToF-SIMS and multivariate statistics
Ballpoint 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 spectra
Forensic 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