"Take the bus" is how you would say "坐公交车" in Engpsh.
This phrase comes from the Engpsh language and is commonly used in daily conversation.
Examples:
"I always take the bus to work." (我总是坐公交去上班。)
"Do you want to take the bus or drive to the mall?" (你想坐公交还是开车去商场？)
"Taking the bus is a more environmentally-friendly option." (坐公交是一个更环保的选择。)