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- Hippopotamuses teem in this river. 这条河里有很多河马。
- An order of hooved mammals of the subclass Eutheria (including pigs and peccaries and hippopotami and members of the suborder Ruminantia) having an even number of functional toes. 有蹄哺乳动物的一目，属于真兽亚纲（包含猪、野猪、河马和反刍亚目的成员），功能脚趾为偶数。
- Once we came across a school of hippopotami, which rose, and bellowed dreadfully at us within ten or a dozen fathoms of the boat. 有一次我们遇到一群河马，离我们的船有十至十二码的样子，正一沉一浮地怪叫着朝我们游来，样子十分可怕。
- Visitors may have the opportunity to enjoy seeing with their own eyes giant animals such as Elephants and Hippopotami devour their food ravenously. 最近隆重推出"动物进食大观"和"猴山新貌"等项目，游客们可亲眼目睹河马狂张大口、大象巧用长鼻和狼吞虎咽的情景。
- Loango National Park got that nickname from the resident hippopotamuses' habit of swimming in the ocean and body-surfing to and from feeding grounds. 卢安果国家公园之所以给取这个绰号，是因为河马在这块养育地有喜欢游泳和冲浪的习惯。
- And wallowing in the water holes and dams, you'll spot the ears and eyes of hippopotami which weigh between 200 and 300kg (441 and 661lbs). 你还会看到在池塘和水库中打滚的河马露出的耳朵和眼睛，它们重200到300公斤（441到661磅）。
- "Breezing along a beach in Gabon, a forest elephant browses in an idyllic preserve where buffalo, gorillas, hippopotamuses, and leopards all leave tracks in the sand. 一只丛林大象沿着加蓬的海滩轻快急走，在充满田园景色的保护区里吃草。水牛、大猩猩、河马和美洲豹都在这里的沙滩上留下了足迹。
- Any of various hoofed mammals of the order Artiodactyla, which includes cattle, deer, camels, hippopotamuses, sheep, and goats, that have an even number of toes, usually two or sometimes four, on each foot. 偶蹄动物一种偶蹄目有蹄的哺乳动物，包括牛，鹿，骆驼，河马，绵羊和山羊，这些动物有偶数脚趾，通常每只脚有两个或有时四个
- "Left undisturbed by humans, hippopotamuses venture into the surf to mate, play, or merely commute from lagoon to savanna, getting a lift from the buoying water rather than toiling on land. 成年公河马的门牙可以长到五十厘米长，是现存陆地动物中门牙最长的。
- Once we came across a school of hippopotami, which rose, and bellowed dreadfully at us within ten or a dozen fathoms of the boat 有一次我们遇到一群河马，离我们的船有十至十二码的样子，正一沉一浮地怪叫着朝我们游来，样子十分可怕。
- " Loango National Park got that nickname from the resident hippopotamuses' habit of swimming in the ocean and body-surfing to and from feeding grounds. 卢安果国家公园之所以给取这个绰号，是因为河马在这块养育地有喜欢游泳和冲浪的习惯。
- any of various hoofed mammals of the order Artiodactyla,which includes cattle,deer,camels,hippopotamuses,sheep,and goats,that have an even number of toes,usually two or sometimes four,on each foot 任一种偶蹄目有蹄的哺乳动物，包括牛，鹿，骆驼，河马，绵羊和山羊，这些动物有偶数脚趾，通常每只脚有两个或有时四个
- some hippopotami. 好几头河马。
- Schistosoma hippopotami 河马血吸虫
- hippopotamin. 河马（hippopotamus的复数形式）
- He held games87 at which he displayed elephants and the animals called corocottae and tigers and rhinoceroses, even crocodiles and hippopotami, in short, all the animals of the whole earth; 他在竞技（87）中展示了象，叫做“克诺克泰”的动物，老虎和犀牛，甚至鳄鱼和河马，简而言之，整个地球的所有动物；
- hippopotamus [pl. hippopotami] 河马
