Because...certainly sad for me, as an academic.

因为。。。作为学者，我觉得很可悲。

哈佛公开课 - 幸福课课程节选

006 when I pointed that sad heap and talk about I've had that car for 16 years.

006年当我指着这些刮痕,我说的是用了16年的车。

耶鲁公开课 - 死亡课程节选

I am going to be sad when they finally get a name for it.

我会感到很伤心的,如果他们最后给它起名的话。

麻省理工公开课 - 固态化学导论课程节选

How many of you, if you were playing for, I guess it's going to be America, which is a sad thing to start with,never mind.

有多少人会,假设你为一个球队效力,比如说是美国国家队吧,可能有些难以启齿,没关系

耶鲁公开课 - 博弈论课程节选

Bitter constraint, and sad occasion dear, Compels me to disturb your season due: For Lycidas is dead, dead ere his prime... Milton is lamenting, once again, that Milton has been compelled to begin writing.

因为亲友的惨遇，痛苦的重压，迫使我前来扰乱你正茂的年华：,利西达斯死了，死于峥嵘岁月。,弥尔顿再一次哀叹道，他是不得以写这首诗的。

耶鲁公开课 - 弥尔顿课程节选

From that time ever since, the sad friends of Truth, such as durst appear, imitating the careful search that Isis made for the mangled body of Osiris, went up and down gathering up limb by limb still as they could find them.

从那时起，真理的朋友非常悲痛，只要看到尘土漫天飞扬，就学着伊西斯寻找被损害的欧西里斯,一样仔细寻找真理的影子，上上下下搜寻真理的碎片就像似乎他们真的能找到一样。

耶鲁公开课 - 弥尔顿课程节选