twopennyadj.两便士的；不足道的；低廉的n.从前的一种啤酒；头
twonum.二；两个
two-dimension triangular cylinder photonic crystals二维三角圆柱光子晶体
two-phase inverter-fed asynchronous motors system二相逆变器-异步电动机
two-dimension three-temperatures energy equations二维三温能量方程组
Two-dimensional laser leveling-tester of platform平台二维激光测平仪
two-dimensional coupled quantum harmonic oscillator二维耦合量子谐振子
two-dimensional dynamic principal component analysis二维动态主成分分析
two-dimensional liquid chromatographic fractionation二维液相色谱
Two-years celebration prequalification program start舞状元-周年庆节目预审开始了
two-dimensional electrophoresis and mass spectrometry双向电泳-质谱技术
two-dimensional fluorescence correlation spectroscopy二维相关荧光光谱技术
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