@java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
      for (int i = 0; i < referenceSentencePairs_.size(); i++) {
        output.writeMessage(1, referenceSentencePairs_.get(i));
      }
      getUnknownFields().writeTo(output);
    }
<pre>
Reference sentence pairs.
</pre>

<code>
repeated .google.cloud.translation.v3.AdaptiveMtTranslateRequest.ReferenceSentencePair reference_sentence_pairs = 1;
</code>
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/AdaptiveMtTranslateRequest.java