he's planning to call on Katherine today.
他打算今天拜访凯瑟琳。
we are able to call on academic staff with a wide variety of expertise.
我们可向有广博专业知识的学者求助。
he called on the government to hold a plebiscite.
他要求政府举行公民投票。
See main entry:call
英汉双解词典包含131075条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。