public Builder clearTermsPair() {
      if (termsPairBuilder_ == null) {
        if (dataCase_ == 2) {
          dataCase_ = 0;
          data_ = null;
          onChanged();
        }
      } else {
        if (dataCase_ == 2) {
          dataCase_ = 0;
          data_ = null;
        }
        termsPairBuilder_.clear();
      }
      return this;
    }
<pre>
Used for an unidirectional glossary.
</pre>

<code>.google.cloud.translation.v3.GlossaryEntry.GlossaryTermsPair terms_pair = 2;</code>
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/GlossaryEntry.java