on the threshold of

South America today stands on the threshold of enormous change.

而今,南美洲将会发生翻天覆地的变化.

She was on the threshold of social life.

她这就开始参加社交生活.

He was on the threshold of his career.

他的事业刚刚起步.

He may whet his knife on the threshold of the Fleet.

监牢门口把刀磨.

There is a hamlet on the threshold of a narrow valley.

狭谷口有个小村庄.

Scientists are now on the threshold of an important discovery.

科学家们很快就会有一项重大发现.

Here she is on the threshold of womanhood.

现在她将迈入成年期。

Scientists are now on the threshold of a better understanding of how the human brain works.

科学家对于人类智慧如何运作现在已开始有了较进一步的了解.

Scientists are now on the threshold of a new discovery.

科学家即将作出新发现.

You are just on the threshold of life.

你不过刚踏上人生的道路.

They are on the threshold of adulthood.

他们即将进入成年期.

Scientists are on the threshold of a breakthrough in their treatment of that disease.

科学家在治疗那种疾病方面很快就要取得突破.

The sound was so loud it was on the threshold of pain.

声音大得开始使人无法忍受.

We are on the threshold of a new era in astronomy.

我们很快就将迎来天文学的新纪元。

He is on the threshold of adulthood.

他即将[就要]成为大人.