"結束通話" "已設為靜音" "已取消靜音" "切換通話" "合併通話" "免提聽筒" "揚聲器" "藍牙" "有線頭戴式耳機" "保留通話" "恢復通話" "視像已開啟" "視像已關閉" "切換視像" "喇叭" "音效"