There are no tracks or slush in the roads.

至今积雪上还没有任何足迹，道路上也没有踏脏的雪泥。

youdao

There are no footprints, no type tracks and no heavy machinery like a bulldozer…Nothing was ever brought in to move these heavy rocks.

没有脚印，没有履带，也没有推土机之类的重型机械……没有任何东西被带来用以搬过这些重石头。

youdao

No one currently tracks exactly how many data scientists there are, or how many will be needed, but by all accounts demand will be high.

虽然目前无人知晓业界究竟有多少数据科学家，也没人清楚还需要多少，但大家一致认为，对该职业的需求将会非常强劲。

youdao

Though the game centers around racing, there are a number of levels where there are no tracks at all.

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