重点词汇
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期间 period; duration; time; course; interval; span; in the course of; throughout the period; over the time 
 中英释义:
                    中英释义:
duringprep.在期间;在…期间;贯穿…始终;在…的过程中;在…期间的某个时刻;在…期间的某个时候;在…时代;在…的时候
in the course ofphr.在…期间;在…过程中;随着…的进行
期间
period; duration; time; course; interval; span; in the course of; throughout the period; over the time