他一直表现得很镇静。
He conducted himself with grace and dignity throughout the trial.在整个审讯过程中他表现得文雅而有尊严。
With data coverage throughout the year, you can keep track of educational information throughout the school and even the entire city.由于全年都有数据覆盖,整个学校甚至是整个市区的教育信息你都能了如指掌。