She has to travel over 300 days a year.

她每年要出差300多天。

youdao

In Japan, there are roads that play music as cars travel over them.

在日本，当汽车在公路上行驶时，公路会播放音乐。

youdao

Vision is used by micro bats to travel over long distances beyond the range of echolocation.

微型蝙蝠利用视觉进行超出回声定位范围的长距离飞行。

youdao

The scientists kept detailed records of the birdstravel over a number of flights.

VOA: special.2010.03.02

I would travel all over the world and do many exciting things.

我会环游世界，做许多好玩的事。

I want to 实战 - SpeakingMax英语口语达人

The collision of the Russian and American satellites was the first of its kind in over fifty years of space travel.

VOA: special.2009.04.01

Technology and consumer savvy have dramatically changed online travel over the past two years.

FORBES: Can The Online Travel Sector Avoid A Slowdown?

The SPL has scheduled all the local derbies for then to minimise travel over the holiday period.

BBC: SPL retains Old Firm New Year derby

While some vendors travel over the border from Germany, others celebrate their German heritage, such as the potters from Betschdorf.

BBC: Four great Christmas markets outside Germany