roll calls是roll call的复数

roll call

美

英

复数：roll calls

英英

n.	1. the process of reading out an official list of people’s names to see who is present, especially in a school or in the military

释义:

全部全部,点名点名

类别:全部全部,口语口语,书面语书面语,标题标题,技术技术

来源:全部全部,字典字典,网络网络

难度:全部全部,简单简单,中等中等,难难

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The humanoid named Saya is multilingual , can do roll calls and give assignments from test books, according to The sun.