雷达: radar (loanword)...
互访: exchange visits...
管道: tubing, pipeline, channel, means...
哲学: philosophy...
物价: (commodity) prices...
立体: three-dimensional, solid, stereoscopic...
忙乱: rushed and muddled...
伪造: to forge, to fake, to counterfeit...
忘掉: to forget...
懂: to understand, to comprehend...