requires什么意思

requires什么意思

requires是用在第三人称单数后require [ri'kwaiə] vt. 需要,要求vi. 要求,命令 vt. 需要,要求vi. 要求,命令词形变化时 态：re·quired, re·quir·ing, re·quires名 词：re·quir'er形容词：re·quir'a·bleMy duties require clearer definition.我的职责需要更清楚的说明.The arduous task requires of us still greater efforts.这项艰巨的任务需要我们做出更大的努力。Dentures require a strong fixative.粘假牙需用强力固定剂.The concept of face and back loops requires an observer.正面线圈或反面线圈的确定需要由观察者决定。She came in to apprise me that my presence was required.她进来通知我(有事)需要我出面。To move house requires forward planning.要搬家得先做好计画.Playing the piano well requires a lot of practice.要弹好钢琴就得多练习.The plan requires careful thought.这计划需要仔细考虑。