正因如此，后来叶莲娜把晚年生活全部奉献给他人才显得如此不同寻常。
Strange, then, that her later life was given up totally to others.
他在一项早年的大脑研究中发现，当听到那些不寻常的声音时，像脑岛（又称岛叶）和眶前额皮层（orbital frontal cortex）等大脑的许多部位会迅即作出反应，努力去弄清它的意思。
One of his earlier brain studies showed that numerous regions, including the insula and orbital frontal cortex, jump into action when such discordance occurs, trying to make sense of it.
布尔吉斯叶岩不同寻常的特质在于，它是保存有生物软体结构的最古老化石。
An unusual feature of the Burgess Shale is that it is one of the earliest fossil beds to contain impressions of the soft parts of animals.
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