The wrist bones of Acanthostega weren't arranged in a formation that would've made walking a very easy motion.

Acanthostega 的腕骨并没有排列成使行走变得非常容易的形状。

A certain mill foreman and an old black woman. A businessman on the main street and an urchin who solicited soldiers for a whorehouse near the river. Singer wriggled his shoulders uneasily. The train rocked with a smooth, easy motion.

某磨坊工头和一位黑人老妇。大街上的商人和为河边妓院招兵买马的顽童。辛格不安地扭动着肩膀。火车以平稳、轻松的动作摇晃着。