roll call principle

例句：

1. 1. The meeting was called to order bythe chairperson.
   会议由主席宣布开始。
2. 2.The committee decided to adopt the new policyby roll call vote.
   委员会通过举手表决的方式决定采纳新政策。
3. 3. Duringthe election, candidates wererequired to follow the roll callprinciple.
   选举期间，候选人必须遵循点名表决原则。