成员的完整列表，这些成员属于 com.hyphenate.chat.EMTranslationManager,包括所有继承而来的类成员

clearTranslations()	com.hyphenate.chat.EMTranslationManager
getSupportedLanguages()	com.hyphenate.chat.EMTranslationManager
getTranslationResult(String messageId)	com.hyphenate.chat.EMTranslationManager
init(EMTranslateParams params)	com.hyphenate.chat.EMTranslationManager
isInitialized()	com.hyphenate.chat.EMTranslationManager
isTranslationResultForMessage(String messageId)	com.hyphenate.chat.EMTranslationManager
logout()	com.hyphenate.chat.EMTranslationManager
removeResultsByConversationId(String conversationId)	com.hyphenate.chat.EMTranslationManager
removeTranslationResult(String messageId)	com.hyphenate.chat.EMTranslationManager
removeTranslationResults(List< String > messageIds)	com.hyphenate.chat.EMTranslationManager
translate(String messageId, String conversationId, String messageText, String targetLanguageCode, EMValueCallBack< EMTranslationResult > callback)	com.hyphenate.chat.EMTranslationManager
updateTranslationResult(EMTranslationResult result)	com.hyphenate.chat.EMTranslationManager