就在上周，美国承诺将改进其太空天气预报系统。

And just last week, the United Nations pledged to upgrade its space weather forecasts.

youdao

就在上周的国情咨文演说中，还多次提到了这些挑战。

Just last week he was warning about it in his State of the Union address.

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就在上周，我去纹身了，于是我把清单的第一项划掉了。

And just last week, I crossed the first one on the list off by getting my first tattoo.

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Well recall from week zero when we took a very real world phonebook and then just last week we had our volunteer come up with the array of pieces of paper on the board and when I challenged myself and when I challenged our volunteer to find me the number 50 both he and I were able 50 to leverage one assumption.

大家回忆一下,当我们拿着一个现实世界的电话簿,就在上周我们的志愿者,在黑板上提出了纸片的阵列,我挑战自己，也挑战志愿者,要找出同一个,数字。

哈佛公开课 - 计算机科学课程节选