by

preposition [方式和原因]由，被；通过，凭借…；相差；在…旁边；到…之前；抓着（身体或东西某个部位）；按照，依据；以…计；在…期间；在（某处）短暂停留；乘以，除以；以…名义（发誓）；就（本性、职业或出身）而言

If you do something by a particular means, you do it using that thing.
以…方式 •  If you're travelling by car, ask whether there are parking facilities nearby.  如果你开汽车旅行，问问附近是否有停车设施。