He entered on his professional duties as soon as he finished law school.他法学院一毕业就开始了律师业务。He first entered on a career in banking over 40 years ago.他四十多年前进入银行业。The activities and their durations are entered on the Gantt chart and the end date is displayed.各类活动和时间跨度被加入甘特图中，最后结束时间显示了出来。