不客气。
赠人玫瑰，手有余香。
《Positive quotations》27a：“A bit of fragrance always clings to the hand that gives you roses. - Chinese proverb”
As the proverb goes, “The rose is in her hand and the fragrance in mine”, companies benefit from their efforts to honor CSR and promote social harmony.
(Strengthening CSR for a Harmonious Society—Speech at the Sino-Swedish CSR High-level Forum，By Yu Guangzhou, Vice Minister of Commerce, April 14, 2008
http://english.mofcom.gov.cn/article/zt_cv/lanmud/200806/20080605578209.shtml)
annas-archive.有一些看起来不错的词典：
建筑词典
https://annas-archive.org/search?q=建筑词典
building dictionary
https://annas-archive.org/search?lang=&content=&ext=&sort=&q=building+dictionary
Chinese [zh], .pdf, 
/duxiu, 783.5MB, 
Book (unknown), duxiu/14157545.zip
汉英土木工程大词典 上
北京:人民交通出版社, 2016
罗新华主编
Chinese [zh], .pdf, /duxiu, 720.9MB, Book (unknown), duxiu/14157546.zip
汉英土木工程大词典 下
北京:人民交通出版社, 2016
罗新华主编
参看：