词汇	quattuor
释义	quattuor 'kwætə医四,四倍
随便看	two-way system two-way system of reinforcement two-way table twoway tap two way tap two-way tap two-way tape two-way teaching model two-way technology transfer two-way telephone two-way telephone circuit two-way telephone system two-way television two way television relay two-way television relay two-way television relay system two way tensioned geogrid two-way tensioned geogrid two-way tensioned string two-way ticket two-way tie two-way time Two-way timed automata two way time transfer two-way time transfer