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1·Security features often come at the expense of making products slower or clunkier.

追求安全特性，往往要付出产品变得更慢、更迟钝的代价。

2·They're also new as of Guice 2.0. The Guice 1.0 way was to write custom provider classes, which were clunkier and more verbose.

它们也是从Guice 2.0开始提供的新方法Guice 1.0中只编写自定义provider类，这比较乏味，而且更加繁琐。

3·That's because biomimetic gadgets--bots that take inspiration from nature--are often more efficient than their clunkier counterparts.

这是因为，用来源于自然界的灵感制作出的仿生机器，会有更高的效率。

4·When he published his theories of mechanics, he recalculated them using the older, clunkier methods of al-Khwarizmi and his successors.

当发表他的力学理论时，他重新使用基本的代数方法进行证明。