un·buck·le /-ˈbʌkəl/ (vt.)解開(vi.)解開釦子
Un·buc·kle v. t. To loose the buckles of; to unfasten; as, to unbuckle a shoe. “Unbuckle anon thy purse.” ◄ ►
unbuckle v : undo the buckle of; "Unbuckle your seat belt" [ant: buckle]