This male Columbus crab - barely bigger than your thumb nail - 这只和拇指指甲差不多大的雄性哥伦布蟹

110. But some animals are learning
     但有些动物在学习
111. how to take advantage of the plastic rafts...
     如何利用这些塑料筏
112. ..and use them for shelter, or even as a home.
     将其作为庇护所 甚至作为家
113. This male Columbus crab - barely bigger than your thumb nail -
     这只和拇指指甲差不多大的雄性哥伦布蟹
114. is a castaway.
     漂泊无归
115. Clinging to his net,
     它紧紧抓着网
116. he may have been drifting on ocean currents for months.
     可能已经在洋流中漂流了数月

来自《行星地球 第三季 第二集 Planet Earth S03E02 海洋》第 113 行