pertain

动词 pertain:

1. have to do with or be relevant to
   同义词：refer, relate, concern, come to, bear on, touch, touch on
2. be a part or attribute of
   同义词：appertain

1. His remark did not pertain to the question.
   他的话同这个问题不相干。
2. Learning the specific set of vocabulary words that pertain to one's business becomes a simple task.
   学习和自己行业有关的这组特殊字汇成为一件简单的工作。
3. It does not pertain to the young to instruct their elders.
   年轻人不应该对老年人发号施令。
4. This letter does not pertain to politics.
   这封信的内容与政治无关。