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1·These automobiles' speed is slowness, activity is unwieldiness and effectiveness is not high.

这些早期的汽车速度缓慢，行动笨拙，效率不高。

2·It was employed in the mainstream in CLOS where it was actually a design pattern to try to control the unwieldiness of the multiple inheritance of that language.

它被用于CLOS的主流中，实际上它在其中是一种设计模式，尝试控制这种语言的多重继承所带来的不便。