challenger的复数形式怎么写？

the official challenger for the world championship title世界冠军头衔的正式挑战者The Frenchman held his own against the challenger.这名法国人顶住了挑战者的进攻。Determining how the Democratic challenger would conduct his presidency isn't quite...

challenger的音标：challenger的英式发音音标为：['tʃælɪndʒə(r)]challenger的美式发音音标为：['tʃæləndʒɚ]...

n.挑战者，夺标者...

challenger的反义词有：defender。n.challenger的反义词（挑战人;异议者）：defender。...

The Frenchman held his own against the challenger.这名法国人顶住了挑战者的进攻。the official challenger for the world championship title世界冠军头衔的正式挑战者The judges gave the nod to the winning challenger.裁判们对挑战者的胜利给予确认....

n.（记事）清单( checklist的名词复数 )...

Lutzia的音标：...

groovine的音标：groovine的英式发音音标为：[ɡru:'vaɪn]groovine的美式发音音标为：[ɡru'vaɪn]...

acoelous的音标：acoelous的英式发音音标为：[eɪ'si:ləs]acoelous的美式发音音标为：[eɪ'siləs]...

defy的音标：defy的英式发音音标为：[dɪ'faɪ]defy的美式发音音标为：[dɪ'faɪ]...

n.太阳中心说...

“调式”的英语可以翻译为：[音] mode ...

Anacreontic的音标：...

“畜”的拼音为：chù...

n.操作指南，用法说明，指示，命令( instruction的名词复数 )，（计算机的）指令，教导，教诲adj.说明用法的，操作指南的...

in touch with的音标：...

他给德里的英国高级专员公署发了份电传。He sent a telex to the British High Commission in Delhi.他们给英国航空公司发了电传。They telexed British Airways.他手里拿着一份香港发来的紧急电传冲了进来.He rushed in with an urgent telex from Hong Kong....

n.贪吃者...

半膨胀...

jars的音标：...