（b）：It can give you an opportunity to hear a specialist develop a coherent argument.
（b）：It can give you an opportunity to hear a specialist develop a coherent argument.
中译：讲座能给你一次机会，听取专家展开一场有条理的论证。
（b）：It can give you an opportunity to hear a specialist develop a coherent argument.
中译：讲座能给你一次机会，听取专家展开一场有条理的论证。