The pupil joined the two points by a straight line.那个小学生用直线把两点连接起来。After a little while she joined the dancing.过了一会儿她参加了跳舞。Both groups joined forces to persuade voters to approve a tax break for the industry...两个团体联合游说投票...
In the 1960 s the IC market was broadly on bipolar transistors.六十年代集成电路市场主要为双极型晶体管.the bipolar world of the postwar period.战后的两极世界Perfectly normal bipolar embryoids are formed.形成完全正常的两极胚状体.Because of their simplicity, bi...