Fortunately [sustaining focus for a long period of time] can be acquired and sharpened through training.

好在[长时间保持注意力]可以通过训练实现和提高。

youdao

One might hope that this is now over, except that it isn't clear how the us can become self-sustaining without a very painful and relatively long adjustment period.

人们可能会希望这一切现在都能结束了，只是还不清楚美国将如何不经过一个非常痛苦和相对长期的调整阶段来进入自给自足的状态。

youdao

Making your new habit a regular part of your daily or weekly routine from the very beginning will give you a much greater chance of sustaining it over a longer period of time.

从一开始就让你的新习惯成为每天或每周的固定部分会让你更可能长时间维持这个习惯。

youdao

Urbanization, he points out, is expected to attract more than 400 million farmers to cities over that period, sustaining demand for housing.

WSJ: Outspoken Real-Estate Executive Makes Few Friends Among Public