单词：
单词： 相关文章
Jacky’s Funny Self-Portrait Hello, my name’s Jacky Earl and I’m a bank clerk but I’ve recently been made 1)redundant, I’ve got no pension, earn nothing and I thought I’d make my life reall
疯狂英语2004年
The little splints of wood which we call matches are made out of deal or pine wood which has been soaked in melted paraffin wax to make it burn more easily. 这种被我们称之为火柴的薄木片由欧洲赤松（松树）制成, 在液体的石蜡
英国学生科学读本
This is Scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? Life on earth requires six basic ingredientscarbon, hydrogen, nitrogen, oxygen, sulfur and phosphorus. Those six elements are the building blocks for DNA and R
Scientific American(十二)月
The commercial potential for the stuffwhich soon became known as phosphorus, from Greek and Latin roots meaning light bearingwas not lost on eager businesspeople, but the difficulties of manufacture made it too costly to exploit. An ounce of phosphor
万物简史
今天我们要学的词是bearing. Bearing is spelled b-e-a-r-i-n-g, bearing. Bearing 意思是关系，意义。我们常用 to have bearing on something 意思就是同某事有关系，对某事有影响。The decision had much bearing on the way
英语单词荟萃
Matches Striking matches, on this Moment of Science. Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matche
英语听力文摘 English Digest