组织者需要一定的资金去邀请专家做有关活动的讲座。
The organizers need money to invite professional expert to give lectures on the activities.
讲座能给你一次机会，听取专家展开一场有条理的论证。
It can give you an opportunity to hear a specialist develop a coherent argument.
讲座能给你一次机会，听取专家展开一场有条理的论证。
It can give you an opportunity to hear a specialist develop a coherent argument.
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