underwentun‧der‧went /ˌʌndəˈwent $ -ər-/ verb AWL 
the past tense of undergo
the past tense of undergo
| 单词 | underwent |
| 释义 | underwentun‧der‧went /ˌʌndəˈwent $ -ər-/ verb AWL the past tense of undergo |
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