ruggedness

基本解釋

Desperately needs to be tested for ruggedness (is that a hint for me, Tog?)
急需針對嚴(yán)苛使用狀態(tài)的測試（這是對我的一個暗示么，Tog？）
The steepness and ruggedness dismay us, and so we stay in the misty valleys and do not learn the mystery of the hills.
山程的崎嶇、峻峭，寒了我們的心，因此我們終生耽擱在霧谷中，從不會了解山頂上的佳境。 ??！
Meanwhile, the induction motor’s big advantage—apart from its simplicity and ruggedness—has always been its ability to tolerate a wide range of temperatures.
同時，異步電動機(jī)的優(yōu)點(diǎn)除了結(jié)構(gòu)簡單且強(qiáng)度好外，異步電動機(jī)還能在溫度大幅度變化的環(huán)境下正常工作。

t seems as if nature had saved all her ruggedness to pile it up in this colossal form of the Guadalupe Peak ...

In other words, the weight loss isn't coming at the expense of ruggedness.
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