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1·A week laters two policemen came to visit the millionaire.

一个星期后，两名警员来“拜访”百万富翁。

2·Laters on, after supper, the elder sister remebered her brother's trousers.

后来， 吃完晚饭，大姐想丐了她弟弟的裤子。

3·The satellite tracking simulation system mainly consists of a tracker and a target-creator, for the formers kernel is an industrial computer and the laters kernel is a SCM.

卫星跟踪模拟系统主要由以工控机为核心的跟踪仪部分和以单片机为核心的目标生成器部分构成，两部分由同一台工控机控制，协调配合进行模拟跟踪。