名詞 call up:

1. an order to report for military duty

動詞 call up:

1. bring forward for consideration
   同義詞：bring forward
2. get or try to get into communication (with someone) by telephone
   同義詞：call, telephone, phone, ring
3. recall knowledge from memory; have a recollection
   同義詞：remember, retrieve, recall, call back, recollect, think
4. call to arms; of military personnel
   同義詞：mobilize, mobilise, rally

1. Forgive me so early to call up you please.
   請原諒我這么早給你打電話。
2. She can still call up scenes of childhood.
   她仍能想起兒時的情景。
3. She called up a friend just for a chat.
   她打電話給一個朋友，只是要聊聊天。
4. I call up a client.
   我打電話給客戶。