下颌骨下方中央至后囟顶部的距离: A.双顶径 B.枕额径 C.枕下前囟径 D.枕颏径 发布时间:2017-07-03 09:17 │ 来源:www.tikuol.com 题型:单项选择题 问题: 下颌骨下方中央至后囟顶部的距离:A.双顶径B.枕额径C.枕下前囟径D.枕颏径E.双颞径
题型:单项选择题 When you are _______ about which button to press on the complicated machine, you can either read the user's guide for guidance or fax us for specific instruction. Don't ______ the trial-and-error method. [ ]A. insure; do B. ensure; make C. uncertain; try D. unsure; touch 查看答案