calling on
US /ˈkɔːlɪŋ ɑːn/
UK /ˈkɔːlɪŋ ɒn/
短语动词
1.
拜访, 要求
to visit someone, especially formally or officially
示例:
•
The ambassador will be calling on the president tomorrow.
大使明天将拜访总统。
•
We were calling on our relatives during the holidays.
2.
要求, 呼吁
to ask someone to do something, especially to use their authority or expertise
示例:
•
The teacher was calling on students to answer questions.
•
The organization is calling on the government to take action.