"It's worrying that they're doing things without training though, isn't it?"—"Absolutely."

“可是他们未经培训就干，这真让人担忧，是不是？”—“绝对是。”

《柯林斯英汉双解大词典》

Thus, it's possible to improve CSF without changing basic aspects of vision by training the brain in a way that heightens awareness of contrast.

因此，在不改变基本视力的前提下，通过某种提高对比度知觉的方式训练大脑有可能改善CSF。

youdao

But it was hard, training without a partner and with a wife and two kiddies that must be fed.

可是别指望这能奏效，他既没有伙伴陪练，又要养活老婆和两个孩子。

youdao

And those without training may not do anything for fear that they will do something wrong.

VOA: special.2009.06.09

Continuing on this theme, we also know that language is learnt without any sort of feedback or training.

关于这个主题,我们还知道,语言是在没有,任何反馈或训练的情况下习得的

耶鲁公开课 - 心理学导论课程节选

So it's really a training ground for the final paper, and we have found that people don't succeed in the course in the final paper without the training they get in section discussion, which is why section participation is worth ten percent of your grade.

所以讨论课也是为期末测试而训练的一个基础部分,我们曾发现没有在讨论课上的训练学生是没法,通过期末考试的，这也是为什么讨论课,的出勤率占你们分数的百分之十的原因。

耶鲁公开课 - 旧约导论课程节选

And without that training, without meeting the force requirements for an Afghan national security force, it gets harder for Afghans to ultimately assume responsibility.

WHITEHOUSE: Press Briefing

Experience has shown that without such a phase it may be difficult to reach the participants that are most in need of training.

UNESCO: The Basic Competence in Working Life Programme

Lagat credits Li for designing training plans that keep him sharp without wearing him out.

WSJ: Lagat seeks another record at Millrose Games