The teacher asked us to buy a pair of compasses.老师要求我们买圆规.I am calibrating radio direction finder or adjusting compasses.我正在校准无线电测向仪或校正指南针.With straightedge and compasses, divide a segment of a into 2 parts.用直尺和圆规把线段a分成两...
The consultant was a man who had many unanswered questions.这个男性咨询者有许多待解的问题.Some of the most important questions remain unanswered...最重要的一些问题依然没有答案。Forgive me for leaving some of your questions unanswered.请原谅,你有几个问题我没回答.I...