n.飞行员；飞行物；飞机上的乘客；传单；投机
=flyer.
The flier is flying a new-type jet plane on trial. 飞行员正在驾驶一架新式喷气机作试验飞行。
He is a highly skilled flier now. 现在他是一个技术高超的飞行员。
He distributed fliers to all the households in the district. 他把传单分发给这个地区所有的所有住户。
Jane took a close look at the flier. 简仔细地看宣传页。
He took a flier in politics soon after getting his degree. 取得学位后不久，他就从事政治投机活动。
