How to pronounce word in English - Learn English free online - counterchallenge - How to pronounce the english word counterchallenge in english. Start with S. Learn from me.

counterchallenge

v. challenge in turn

"The authentication was counterchallenged"

1、反向挑战

... 反向挑战 = counterchallenge 反向挑战 = counterchallenges 反向运动 = countermove ...

v.challenge in turn

"The authentication was counterchallenged"

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