指示: 1.(指给人看) indicate; point out2.(指示下级) instruct 短语和例子指示某人做某事 instruct sb. to do sth.3.(指示的话或文字) directive; instructions 短语和例子发出指示 give instructions; 接到指示 receive instructions4.(显示) direction
同步: synchronization; synchronism; cogradient; synchro 短语和例子载波同步 carrier synchronization; 该影片画面与声音不同步。 the film does not synchronize with sound.; 同步齿轮 synchromesh gear; synchronizing gear; 同步电动
