I heard four or five loud bangs.我听到四五声巨响。My bangs were cut short, but the rest of my hair was long.我剪短了刘海，但其他地方的头发还是很长。She bangs open the door and, without ceremony, burst in.她也不先敲门,砰地一声推开门就冲了进去....
通过大量的努力, 最近人们利用线性化方法解决了这个问题.Through a great deal of effort, this problem has been solved recently by linearization techniques.利用两点线性化原理,实现了系统的标定.The auto calibration was realized by the linear principle.研究了一类具有可测干扰的非线性系统...