【每日阅读训练第四期——速度越障2系列】【2-15】科技-astronomy

JacquelineZhao

T2 1’52” Exploring the solar system has been the most interesting field for scientific development; MB want to change something about it, and he found several images.
T3 2’07” The images found by MB are in black and white. All of these show at the museum this week.
T4 2’52” Explanation about the transit of Venus and two event during the transit process.
T5 1’10” The depiction of the transit process and the assessment about the process.
T6 1’59” The meaning of calculating the Venus’s transit process.