Israeli researchers have developed a novel method for screening and detecting new efficient antibiotics, Ben Gurion University (BGU) in southern Israe...
狮子是现在仅存的群居的野生猫科动物。Lions are the only social wild cats. They live in family groups called 'prides', which are made up of as many as 12 females ...
鲸鱼不是鱼，而是整个一生都生活在水里的哺乳动物。Whale is the common name for various marine mammals of the order Cetacea. Whales breathe air and are not fish. They are mammal...
鲸鱼是哺乳动物，因此在很多方面它们和人类很像。最重要的区别是鲸鱼和人类的生活环境不同。那么鲸鱼睡觉吗？鲸鱼是如何睡觉的的呢？Whales are mammals, so in many ways, they are just like human beings. The most important...
鲸鱼油除了被当做太平洋西北部土著人的主要食物之外还有很多其他用途，你知道吗？Whale oil, also referred to as train oil, is oil produced from whales. It was a major food of the aboriginal peo...
关于一年的定义是一个星球围绕太阳旋转一周需要的时间。而一天是这个星球自转一周所需要的时间。The scientific definition of a year is the amount of time it takes for a planet to make one revolution ar...
亚历山大·格拉汉姆·贝尔更喜欢用Ahoy”而不是Hello”After the telephone was invented, people needed some instructions on how to use it. One concer...
很多人都分不清tortoise和turtle。Many people are confused by the words tortoise and turtle. This is partly due to regional differences. In British English, turt...
Dolphins are marine mammals closely related to whales and porpoises. The name is originally from Greek (delphus), meaning womb. The animal's name ...
When it comes to physical health, mountains of evidence will tell you that a healthy diet is important.谈到身体健康时，大量证据会告诉你健康饮食很重要。And it is.而且确实是这样的。But ...