B2 关于，有关，涉及
in connection with something
She used the map to discover where she was in relation to her surroundings. 她对照地图看周围环境来确定她所处的位置。
The study looked at sleep length in relation to body mass.
Their job is to assess the benefits of the drug in relation to its potential risks.
With events like these, we have to be realistic about how much money we can generate with relation to cost.
Problems can also occur with relation to language and communication.
See also: relation (CONNECTION)