我们只是坐了一会,聊了大约半小时.We just sat and talked for half an hour or so.史蒂夫在前半小时里没说几句话.Steve barely said a handful of words during the first half hour.他迟到了半小时.He's a half hour late....
Piaget himself wrote relatively little about the applicability of his theories to education.皮亚热本人就其理论对教育的适用性论述相对很少。Computer simulation results show the applicability and superiority of DAR +.计算机模拟结果表明了DAR+的适用性和优越性.They h...
Protons are nearly 2000 times as heavy as electrons.质子的质量几乎是电子的2,000倍。Under certain conditions, electrons can behave like waves rather than particles.在一定条件下，电子可以作波状运动，而不是粒子状运动。Electrons are negatively charged with electr...