It is believed that a model plane of Bob's will be shown at the science fair next month.

人们相信鲍勃的飞机模型将在下个月的科学展览会上展出。

youdao

I lost in the science fair.

我在科技展览会上输了。

youdao

The whole class got into the act and competed in the Science Fair and won the title.

整个班级都参与在这次科学博览会的比赛中并且得到了冠军。

youdao

He also helps judge the yearly ninth grade science fair.

VOA: special.2010.07.16

President Obama will be directly involved in one aspect of the campaign a White House science fair that will showcase top student experiments from across the country.

VOA: standard.2009.11.24

And, after all, the science fair projects of today could become the products and businesses of tomorrow.

WHITEHOUSE: President Obama Speaks at the 2013 White House Science Fair

Now, as I was walking around the science fair, I was thinking back to when I was your age.

WHITEHOUSE: President Obama Speaks at White House Science Fair

We need to teach our kids that it's not just the winner of the Super Bowl who deserves to be celebrated, but the winner of the science fair.

CNN: Transcript: Obama's State of the Union speech