labelling

动词 label:

1. assign a label to; designate with a label
   同义词：label
2. attach a tag or label to
   同义词：tag, label, mark
3. pronounce judgment on
   同义词：pronounce, label, judge
4. distinguish (as a compound or molecule) by introducing a labeled atom
   同义词：label
5. distinguish (an element or atom) by using a radioactive isotope or an isotope of unusual mass for tracing through chemical reactions
   同义词：label

1. The prase is labeled as slang in the dictionary.
   这一短语在字典里称为俚语。
2. Attach the label to your luggage.
   把标签贴(系)在你的行李上。