(1)提(涉)及(mentioning or speaking about)[U，C][N(to)]：They avoided any/made no～to their loss (the past). 他们避免提起/不提他们的损失(过去)。This book/His memories contain(s) several/many～to the Civil War (the interesting people). 这本书/他的回忆录中几次/多次提到那次内战(那些有趣的人)。〖同〗mention;

(2)参考，查询;参考资料(书目)(looking for information;source of information or facts)[U，C][N(to)]：The book is for～only. 此书仅供参考。keep a book/a dictionary at hand for easy～手边有本书/词典以便查询;make～to a dictionary 参考一本词典;give/find～s on page 16 在第16页上注明/可找到参考书目;check one's～s 核对引用的资料;cross～相互参照;～books/material/documents 参考书/材料/文件;～library/room/marks 参考书阅览室/阅览室/参照符号;

(3)推荐(证明)信，保人(note about sb's character，ability，etc when sb applies for a new job;person who gives such a note)[C]：supply/provide a～for sb (supply/provide sb with a～)为某人提供担保;a banker's～银行的担保书;have excellent～s from former employers/one's teacher 有以前雇主/自己老师写得很好的推荐信;Who is your～? 谁是你的推荐(保)人?

bear/have some/no reference to sth 与……有(无)关：What you're talking about has no～to the subject. 你所谈的与这问题无关。

in/with reference to 关于：I have nothing to say with～to this question. 关于这个问题我没什么可说的。

without reference to 不管(考虑)：The test is to be taken by all pupils without～to age or grade.不论年龄或年级，所有学生都要参加这一测试。

← re′fer v