In this age of cell phones, every effort should be made to call ahead if tardiness of more than ten minutes is unavoidable, especially for business or professional appointments or important dates.
在现今这个移动电话普及时代,如果避免不了要迟超过十分钟以上,要尽可能先打电话通知,特别是生意上或职业上会面,或者是重要约会。