People all begin scientific work with the observation of evidences.

人们做科学工作首先从观察证据开始。

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To begin with, you must work hard at your lessons and be fully prepared before the exam. Without sufficient preparation, you can hardly expect to answer all the questions correctly.

首先，你必须努力学习功课，并在考试前做好充分的准备。没有充分的准备，很难正确回答所有的问题。

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Begin with red, and work your way up the color spectrum.

从红色开始，顺着光谱的颜色一路想下去。

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Today we're going to move away from the first dimension of music that we've been looking at, which is duration, or time, and begin to work with the second, which is pitch, and melody.

今天我们要结束对音乐的第一个维度的学习,即时值,或者说拍子,并开始讨论音乐的第二维度,即音高与旋律

耶鲁公开课 - 聆听音乐课程节选

Chiao says NASA could follow the model used to begin work with the Russians in the early 1990s.

FORBES: US Astronaut Thinks China Can Save [Your City Name Here] From Certain Destruction

The No Labels solutions begin with making the next presidency work.

FORBES: No Labels Innovation Can Save Our Nation

The building work will begin with the demolition of the old centre in the near future.

BBC: Oswestry to get new youth centre after funding approved