This is the 1843rd most frequent Chinese word.
驾
"驾" means "to drive" or "to harness" (for vehicles or animals), and can also imply "to control" or "to ride."
Here, "驾" is used as part of the word "驾车" which means "to drive a vehicle".
驾车行驶在寂静的公路上。
Driving on the silent highway.
"驾" in this context refers to the monarch's arrival in a respectful form, often used in historical or formal contexts.
陛下驾到了，大家快行礼。
His Majesty has arrived, everyone quickly salute.
In this sentence, "驾" is used in "驾驭", meaning "to control or handle".