early homo, they say, might have based his first words either on the noises he heard, like the splash of falling water or the thud of a rock smashing into a skull;
他们声称，早期人类的第一个词也许要么基于他所听到的噪音，像是溅水的声音，或者岩石敲击头骨的声音；
Or on his own instinctive cries, like a gulp of surprise at the sight of falling water or a yelp of effort caused by smashing a rock into a skull.
要么基于他自己本能的喊叫，像是看到降水时惊奇地吞咽口水的声音，或是把岩石敲进头骨，使劲叫喊的声音。
They start as part of a headland or sea cliff connected to land. Smashing waves erode the softer rock, leaving harder rock behind in the form of sea stacks.
它们开始时作为岬角和海崖的一部分与陆地相连，海浪粉碎地侵蚀了较为脆弱的岩石，而把较硬的岩石留在所形成海栈的后面。
应用推荐