The children of immigrants tend to be bilingual and proficient in English.

移民子女几乎都说两种语言，且精通英语。

You only really get proficient after many years in the job.

在这一行工作多年后，你才能更加练。

If you aren't yet, try to become as proficient as you can with it.

如果你还没有学，试着尽可能练地使用它。

They are also just as proficient in food preparation and cooking skills.

他们也同样精通食物准备和烹饪技巧。

But you look quite proficient in using them now.

可是，你看来用筷子用练嘛。

A little more than one-third of eighth graders are proficient in reading and math.

八年级学生中，比1/3多一点儿学生精通阅读和数学。

Less than half of all American adults were proficient readers in 2017.

2017 年，只有不到一半美国成年人能够练阅读。

To be proficient means able to read and speak a language.

练是指学生能够读、说一门语言。

Let's just say he's become a very proficient digger. -Well, did he find anything?

咱们就说他是个经验丰富侦探好了。-好吧，他查到什么了么？

Even at 16, kids who were proficient liars outperformed poor liars.

即使在十六岁，精通骗术孩子也在测试中表现得更好。

We are pretty much proficient in all the stunt areas as we can be.

在各种特技方面，我们都得相当精通。

Says here you're proficient in Photoshop.

这边写说你擅长修图。

So you can get better and better and get closer to a proficient or native speaker.

这样你发音会越来越好，越来越接近一个练或母语为英语人。

Interesting. So basically if I understand correctly — to be proficient at improv, practice is key.

有趣。所以基本上，如果我理解得正确——要精通即兴展示，练习是关键。

Only 15 percent of students were proficient in U.S. history, and only 25 percent in geography.

只有15%学生在美国史取得好成绩，地理上只有25%。

Fortunately, over the past four decades, scientists have become remarkably proficient at engineering and manipulating enzymes.

幸运是，在过去四十年里，科学家们在工程酶和操控酶方面已经非常精通。

What sometimes we call the authentic English which is spoken by native speakers or very proficient speakers.

有时我们称之为地道英语，是由母语为英语人或英语非常练人说。

Our study contradicts that. Instead, oxytocin appears to be helpful only for those who are less socially proficient.

但是我们研究与这种观点不同。我们认为“催产素”对那些社交能力不强人有效果。

But the difference is that native speakers or proficient speakers are more likely to be confident English speakers.

但不同是，母语人士或练人士可能会更有自信。

According to How Girl Guides Won the War, girls were earning badges as proficient electricians, mechanics and first-aiders.

据《女童子如何赢得了战争》记载，女孩们获得了练电工、机械工、急救员等奖章。