call on访问,拜访;号召,请求I will call on him tomorrow.我明天将去拜访他call for要求;需要;提倡;邀请;为…叫喊For overseas markets, the process may call for a modified product.在海外市场,这一过程有时要求对产品进行改进call after v. 追喊;以...命名Because I'm a man, I don't want woman to give me a call after drinking.作为男人,我不想接到喝酒后的女人的电话。call out唤起;出动;大声叫唤From inside the room, they heard the nurse call out for her.这时他们听到房内传来奶妈叫唤茱丽叶的声音