At the time I published my book, there was still a dual pricing system whereby foreigners paid much more than Chinese for airline and train tickets, entry to tourist sites, and the like.

在我写那本书的时候，中国还实行着双重价格制，在机票、火车票、旅游景点门票等方面，外国人要比中国人付的多得多。

youdao

Easy slip-on with dual gore panels at the entry offers an easy on and off for the professional on the go.

易滑戈尔在入口带有双面板提供了一个简单的在旅途中的专业和关闭。

youdao

Slip-on style with fully padded collar and dual gore panels at the entry for a comfortable, secure fit.

上滑式全衬领戈尔在入口和双板一个舒适，安全的适合。

youdao

The Liquid Z2, on the other hand, is an entry-level handset with a dual-core 1GHz CPU and a 3.5-inch HVGA screen.

ENGADGET

The Ascend W1 is a powerful entry-level smartphone, featuring a dual-core processor and a remarkable long-lasting battery, which brings the incredible Windows Phone 8 experience to a much broader audience.

ENGADGET: Huawei Ascend W1 launching on O2 in UK, due to land sometime in Q1

John Philpotts, prosecuting, said Bather then drove through a no-entry area along a slip road and went down the wrong side of a dual carriageway.

BBC: Connor Carl Bather sentenced for driving 'like a maniac'