We are pretty sure that horses were first domesticated a bit earlier, to the northwest, in the area that is now Ukraine and western Russia.

我们很确定在早些时候，马就在西北地区，即现在的乌克兰和俄罗斯西部被驯养。

youdao

The Transition is now going through crash tests to make sure it meets federal safety standards.

名为“转变”的这一飞行汽车正在接受撞击测试，以确保其符合联邦的安全标准。

youdao

Now that his teacher is giving him extra help and he is working hard himself, he sure to do well in the next exam.

既然他的老师给了他额外的帮助，他自己也在刻苦学习，他一定会在下次考试中取得好成绩。

youdao

But now, I am not so sure that the wine is really Amontillado."

VOA: special.2009.02.07

Now, the reason why I skipped it is I'm not sure this is the best way to look at the question.

我之所以没讲是因为,我不能肯定这是考虑这个问题的最佳方式。

耶鲁公开课 - 心理学导论课程节选

Now,this is a reversible adiabatic path, so there's a relationship that I'm sure you'll remember.

现在是可逆绝热过程，因此这里有一个关系式,我相信你们还记得。

麻省理工公开课 - 热力学与动力学课程节选

The price of energy was not a huge issue in 2001, but it sure is now.

NPR: Analysis: Congress And The Cost Of Energy

The manager is not so sure now.

WSJ: Braves-Mets suspended, game to resume Saturday

"It will be some time before this fire is out, but our challenge now is to make sure we do everything to contain the damage, " said Agriculture Secretary Tom Vilsack, who oversees the Forest Service.

CNN: June 18, 2012 -- Updated 0014 GMT (0814 HKT)