Rigor mortis

基本解释

The wedding ceremony is carried out as normal, apart from the minor caveat that the betrothed are struck not with love or lust, but rigor mortis.
婚礼如常进行，除了一个小警告，未婚夫妻相碰不是因为爱和欲望，而是因为死后僵直。
Over the next few weeks the pair experimented to overcome the problems of rigor mortis and the effects of gravity on a dead face, until they came up with an answer.
我们没有将死者的照片与其生前照片联系起来。” 在过去几周里，这对夫妇做了许多试验，反复对比如何克服尸僵和死者脸部重力的影响，最终找到了一种方法。
But this kind of dissembling is pointless; tourism, which is Mexico’s third-largest source of foreign income, after oil and remittances, is already in rigor mortis.
但这种坦诚已毫无意义了；旅游是墨西哥第三大外汇收入来源，仅次于石油和侨民的国外汇款，早已如同尸僵，毫无生机了。

He had rigor mortis and was pronounced dead at the scene.
FORBES: Magazine Article
The problem with chloroform, as with potassium cyanide and carbon tetrachloride, is that these poisons freeze the butterfly's muscles into an extreme version of rigor mortis, and the wings cannot be spread.
NPR: Excerpt: 'At Large and At Small'

In a dead body, when rigor mortis sets in, the joints and muscles become very stiff.