司空見慣

To manage or take charge of; a department or unit within a larger organization; a surname.

empty; vacant; unoccupied; air; sky; space; in vain; to empty; leisure; free time; bare; deserted; vast; high

to see; to meet; to appear; to interview; to encounter; opinion; view; surname

Accustomed to; used to; to indulge or spoil; to wear through; habitually; usually.