Why do beavers build dams? – YouTube Dictation Transcript & Vocabulary
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交互式逐字稿与高亮
1.(phone ringing) - Hi, it's Doug
2.You see this, this is the Hoover Dam in Nevada, USA
3.A dam is a place where people have walled off part of a river and created a lake behind the wall
4.Hoover Dam is huge, but isn't even the or the longest dam in the world
5.Check out this one in Alberta, Canada
💡 Tap the highlighted words to see definitions and examples
关键词汇（CEFR B1）
magicians
A2A person who plays with or practices allegedly supernatural magic.
Example:
"How do magicians trick people?"
especially
A2(manner) In a special manner; specially.
Example:
"especially since beavers are so small,"
scientists
A2One whose activities make use of the scientific method to answer questions regarding the measurable universe. A scientist may be involved in original research, or make use of the results of the research of others.
Example:
"scientists have discovered that they have a lot to do"
outside
A2The part of something that faces out; the outer surface.
Example:
"have to go outside to build dams or collect food?"
collect
A2To gather together; amass.
Example:
"have to go outside to build dams or collect food?"
couldn't
A2A A2-level word commonly used in this context.
Example:
"Couldn't they get attacked by a predator then?"
attacked
A2To apply violent force to someone or something.
Example:
"Couldn't they get attacked by a predator then?"
rainbow
A2A multicoloured arch in the sky, produced by prismatic refraction of light within droplets of rain in the air.
Example:
"Or, how is a rainbow made?"
tallest
A2(of a person) Having a vertical extent greater than the average. For example, somebody with a height of over 6 feet would generally be considered to be tall.
Example:
"Hoover Dam is huge, but isn't even the tallest"
someone
A2A partially specified but unnamed person.
Example:
"Someone named Mateo has a question about beavers and dams."
| 单词 | CEFR | 释义 |
|---|---|---|
| magicians | A2 | A person who plays with or practices allegedly supernatural magic. |
| especially | A2 | (manner) In a special manner; specially. |
| scientists | A2 | One whose activities make use of the scientific method to answer questions regarding the measurable universe. A scientist may be involved in original research, or make use of the results of the research of others. |
| outside | A2 | The part of something that faces out; the outer surface. |
| collect | A2 | To gather together; amass. |
| couldn't | A2 | A A2-level word commonly used in this context. |
| attacked | A2 | To apply violent force to someone or something. |
| rainbow | A2 | A multicoloured arch in the sky, produced by prismatic refraction of light within droplets of rain in the air. |
| tallest | A2 | (of a person) Having a vertical extent greater than the average. For example, somebody with a height of over 6 feet would generally be considered to be tall. |
| someone | A2 | A partially specified but unnamed person. |
听写练习语法与发音技巧
Chunking
注意说话人在特定短语后的停顿，可帮助理解。
Linking
聆听连读现象，当单词连在一起时。
Intonation
关注音调变化，理解重点信息。
视频难度分析与数据
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