英语语法分析

Greyhounds are particularly well-suited because they do not bark and their short coat is less likely to trigger allergies.

这种长腿猎狗非常适合这项工作因为它们不会咆哮，它们的短毛不会引起过敏。

However, serum collected from racing Greyhounds between 1984 and 2004 and tested for canine influenza virus (CIV) in 2007 had positive tests going as far back as 1999.

然而，在1984年至2004年间从灵缇赛犬的血浆测试中发现犬流感病毒（CIV）的感染可以被追溯到1999年。

I have chosen to ride up on horseback and the jeep delivers us to the savannah where we are met by dozens of crazy horsemen riding what appear to be greyhounds - like horses only smaller.

我选择骑马，吉普车把我们送到大草原上，在那里我看见几十个疯狂的马夫骑在“灰狗”上面——像是马，但是小许多。