有功于 meaning in English

deserve well of

He has deserved well of his country .
他有功于国家。
The coolant helps to keep down dust and reduce the fire hazard
冷却剂有功于降尘并减少火情。
That , if statues were decreed in britain , as in ancient greece and rome , to public benefactors , this shining citizen would assuredly have had one
检察官说，若是英国也像古希腊和古罗马一样，存在为有功于大众之人竖立雕像的制度，一座雕像肯定已为这位光辉的公民竖立。
Certainly the best works , and of greatest merit for the public , have proceeded from the unmarried or childless men , which both in affection and means have married and endowed the public
无疑地，最好，最有功于公众的事业是出自无妻或无子的人的；这些人在情感和金钱两方面都可说是娶了公众并给以奁资了。