1.around the world 世界各地,全世界
例句:Studies have shown that a GP lets a patient speak for an average of 18 seconds before interrupting them.
他说,“研究表明,在患者平均讲话18秒时全科医生即打断他们的话头 。
2.for an average of 平均
例句:It was propagated by theflows of soldiers around the world.
这正是由于士兵在世界各地流动传播开的 。