| 单词 | be on call |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔MUST/DON'T HAVE TO〕The job entailed being on call twenty-four hours a day. 这份工作要求在一天二十四小时内随叫随到。朗文写作活用〔READY/NOT READY〕As a doctor, you will be on call regularly at weekends. 作为一名医生，周末经常要随时待命。朗文写作活用〔WORK〕Construction managers must be on call to deal with emergencies. 施工经理必须随叫随到处理紧急情况。朗文写作活用〔call〕I'll be on call the night of the party.在聚会的晚上我将随时听凭召唤。牛津高阶 |
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