单词:impact velocity of the pendulum
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[00:06.50]READING [00:07.42]GOING WEST [00:09.09]In the spring of 1845, father read a book about California. [00:13.95]This account of the wonderful land beyond the Rocky Mountains gave him the idea to move there. [00:14.02]Less than half a year late
[00:01.54]We know that cars are bad for us. [00:04.16]So why do we carry on using our cars so much? [00:08.19]We all make excuses: [00:09.88]The busess always late! [00:13.26]I haven't got time to walk. [00:15.35]I'm talking about myself,too. [00:17.
Scientists in Oregon successfully fixed a disease-carrying gene in human embryos. It was the first time this has been done. This small effort could be a big step in preventing inherited, or gene-related diseases. A research team at Oregon Health Scie
Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Rachel Hobson. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 The sun beats down
Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 I can Voice 1 For Kiran Bir Sethi th
Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Rachel Hobson. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 The sun beats down