You can apply trace mask to trace out only specific components.

可以限制跟踪的范围，只跟踪特定的组件。

youdao

It is impossible to trace out by history what kind of man he was.

不可能通过历史追根溯源查出他是一个什么样的人。

youdao

As they pass through, they trace out an arc, just like a thrown ball falling due to gravity.

当中子穿越平板时，它们划出一道弧线，就像投出一个小球一样。

youdao

It is a pity he did not start with the appendix and trace out what it might entail.

ECONOMIST: Political ideas

As they pass through, they trace out an arc, just like a thrown ball falling due to gravity.

BBC: Neutrons could test Newton's gravity and string theory

For instance, trying to trace out a visible Engadget logo took more than a few attempts, and the results could often be confused due to a trailing shirtsleeve.

ENGADGET: Neonode's Proximity multi-sensing technology hands-on (video)