1.The authorities in Moscow are allowing a rare public demonstration on Thursday in support of one of the journalists.
莫斯科当局罕见的允许公众周四进行示威活动，支持其中的一名记者。
2.To establish their claim to this invention, the Montgolfiers held a public demonstration of their next balloon.
建立他们声称这项发明的Montgolfiers举行了一次公开展示其未来气球。
3.His first thought is terrorism--especially since this is the day of a public demonstration against the pending Iraq war.
他首先想到的是恐怖袭击—因为今天正好有一次反对伊拉克战争的公众游行。
4.Today marks the first public demonstration by Britain's newly-formed campaigning group, Modern Movement.
今天将会因是英国新近成立的运动组织---“现代运动”的首次公众游行而被标记。
5.The drive sparked a rare public demonstration by hundreds of well-heeled Chinese, mostly young dog owners.
这一企图竟激起了一场罕见的公众游行，有几百个富人参与，主要是养狗的年轻人。
6.In 1783, they held the first public demonstration of their invention and, just months later, the first manned free flight.
1783年，他们第一次公开的展示了自己发明的热气球，仅仅一个月之后，第一个热气球升空了。
7.They opposed the plan by mounting a public demonstration.
他们发动民众示威反对该计划。