old-hat的意思|示意

For suspected miscreants, and people chasing them, face-recognition technology is old hat.

人们利用脸部识别技术追捕嫌疑犯并不新鲜。

The suggestion that Canada is a nicer place to live than America is pretty old hat for most U.S. citizens these days: Vancouver is ranked number four.

加拿大的生活比美国更舒适的说法，对于今天多数美国人来说都是相当过时了，但美世公司把温哥华排在了第四位。

They make jokes about my old hat.

他们就我的旧帽子取笑我。

Four decades later, the tower remains distinctly out of place among its stately 19th-century neighbors, but it has settled in and now looks rather old hat.

四十年过去了，这座高楼在一片建于十九世纪、依然庄严的的建筑中仍是那么的与众不同，只是它已经落寞了，像一顶穿旧的帽子。

The hospitable people of Tongyi sincerely welcome friends from home and abroad to the Old Hat Mountain.

好客的同益人民真诚欢迎海内外朋友来老帽山旅游观光。

You could use a typedef to define a callback and make clients supply it, something similar to qsort-but that's so old-hat.

你可以用typedef来定义一个回调并让客户机来提供这个回调，这种做法有些类似qsort——但那样太老土了。