en
a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation
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Definition
a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation
zh
长度公制单位，等于一米的百亿分之一（或0.0001微米）；用于指定电磁辐射的波长。
Songs using a
南方黑人人口占三分之一：布克·华盛顿的演讲
Mr. President and gentlemen of the Board of Directors and citizens, one-third of the population of the South is of a Negro race. No enterprise seeking the material, civil, or moral welfare of this section can disregard this element of our population and reach the highest success.
华盛顿演讲：南方黑人人口的三分之一
Mr. President and gentlemen of the Board of Directors and citizens, one-third of the population of the South is of a Negro race. No enterprise seeking the material, civil, or moral welfare of this section can disregard this element of our population and reach the highest success.
南方黑人人口占三分之一：一段被忽视的历史演讲
Mr. President and gentlemen of the Board of Directors and citizens, one-third of the population of the South is of a Negro race. No enterprise seeking the material, civil, or moral welfare protection can disregard this element of our population and reach the highest success.
华盛顿演讲：南方黑人人口的三分之一
Mr. President and gentlemen of the Board of Directors and citizens, one-third of the population of the South is of a Negro race. No enterprise seeking the material, civil, or moral welfare of this section can disregard this element of our population and reach the highest success.
Booker T. Washington's Atlanta Compromise Speech: Full Text & Analysis
Mr. President and gentlemen of the Board of Directors and Citizens, one-third of the population of the South is of a Negro race. No enterprise seeking the material, civil, or moral welfare of this section can disregard this element of our population and reach the highest respect. I will convey to you, Mr. President, and directly the sentiment of the masses of my race when I say that in no way have the value and manhood of the American Negro been more fittingly and generously recognized, and by the managers of this past, given some expeditions at every stage of its progress. It is a recognition
CET-6听力：职场晋升与化妆感知研究
College English Test, Band 6. Part 2. Listening Comprehension. Section A. Directions. In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C, and D. Then, mark the corresponding letter on answer sheet 1 with a single line through the centre. Conversation 1 Welcome to Business Matters. Today we have invited career development consultant Lucy Williams to talk about how to ge
CET-6 Listening: Computer Repair and Law Career Conversations, Memory and Work Problems
College English Test, Band 6, Part 2, Listening Comprehension. Section A, Directions. In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D. Then mark the corresponding letter on answer sheet 1 with a single line through the centre. Conversation 1 Good morning. My name is Bob Fetterman. I'm the computer technician. Didn't I call for you last week? Maybe. I work for
英语六级听力：绩效评估与医学院面试对话
College English Test, Band 6, Part 2, Listening Comprehension, Section A, Directions. In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D. Then mark the corresponding letter on answer sheet 1 with a single line through the centre. Conversation 1 OK then. This here is your yearly performance review. You've been with the company for three years and under my direct s
CET-6 Listening: Blender Purchase and Berkton Tourism
College English Test, Band 6, Part 2, Listening Comprehension, Section A, Directions. In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D. Then, mark the corresponding letter on answer sheet 1 with a single line through the centre. I've just bought a new blender. What's that? A blender. You know, a machine that blends food. Ah, yes, of course. The electric kitchen
CET-6 Listening: Conversations on Apartment Living and Education Reform, Passages on Reflection and Postal History
College English Test, Band 6, Part 2, Listening Comprehension, Section A, Directions. In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D. Then mark the corresponding letter on answer sheet 1 with a single line through the centre. Conversation 1 Hi Lily, how's the new apartment? It's okay. What? How can it be just okay when last week you were thrilled about the pl