protuberances的例句（protuberances在句子中的用法）

• One of the natural protuberances on the human skull, considered to have significance in phrenology. 头骨隆起:人头盖骨的正常凸起, 在骨相学上被认为有重要的意义.
• The diseased trees are marked by protuberances on their bark. 有病的树木可由其树皮上的结节看出.
• A larger number of budlike protuberances form and are pinched off to give microcells. 大量芽状突出物形成,并被脱出以获得微细胞.