True story 真实故事
one time while staying in a hotel in Guizhou I noticed there were several bottles of water in my hotel room.I wasn't sure if they were free or if you had to pay. The sticker on the bottle was funny:“With our compliments”.What they wanted to say was“complimentary”，which means“free”.
一次我住在贵州的一家酒店里，我的房间里有几瓶水，我不确定它们是免费的还是要付钱的。瓶子上的标签比较有趣:“With our compliments ”。他们他们想要说的是:“complimentary”，意思是“免费的”。
In English,“complimentary”is an adjective whereas“compliment”is a verb or a noun.
have a kind word for someone赞美某人
pay tribute to赞赏
sing someone's praises praises赞扬某人
speak kindly of someone问候某人
free [fri:] adj.自由的，大方的，免费的
on the house免费