In modern times, the old Silk Road routes are still used, but now they are crossed by trains instead of camels and horses.

在现代，古老的丝绸之路仍在使用，但现在走过的是火车，而不是骆驼和马。

youdao

Parallel rails had long been used in mining operations to move bigger loads, but horses were still the primary source of power.

在采矿作业中，平行铁轨早已被用来运送大件的货物，但马匹仍然是主要的运输工具。

youdao

In the classroom and the arena, they get hands-on experience with various breeds of horses commonly used for riding.

不论是在教室还是在赛马场，他们将会亲身体验马术用的各种类马匹。

youdao

Bittar said the case had highlighted "inconsistencies" about what substances are permitted to be used in the training of horses in different parts of the world.

CNN: Trainer who doped leading horses banned for eight years

There was a John Ed Anthony that used to name all of his horses after towns in Arkansas.

NPR: The Science of Naming a Racehorse

"The behavior of the horses changed because they got used to people, " said Swiegers.

CNN: Ghost towns and wild horses in world's oldest desert