modification
[ˌmɑ:dɪfɪˈkeɪʃn]
n.
修改，修正，变更，改良，改进，缓和，减轻，限制;
[语]修饰，（用变音符号的）母音改变;
[生]诱发变异，变态，变体，变型;
例句:
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Successful modification of one components requires accommodating change in other components.
一个成分成功的改变需要适应其它成分的变化.
来自辞典例句
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Considerable modification of the existing system is needed.
需要对现有的系统进行相当大的改进。
来自《权威词典》
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The law, in its present form, is unjust; it needs modification.
现行的法律是不公正的; 它需要修改.
来自《现代英汉综合大词典》
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The design requires considerable modification.
这个设计需要作大的修改.
来自《简明英汉词典》
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" Of course we are, " he said, with the slightest modification of sharpness.
“ 当然肯定罗, " 他说, 他那生硬的口气只是稍稍有一点缓和.
来自英汉文学 - 嘉莉妹妹