This is the condition for really the lion's share of chemistry, biology, and other kinds of changes we'll be concerned with.

这就是绝大部分,生物变化，化学变化，和其他变化所关心的条件。

麻省理工公开课 - 热力学与动力学课程节选

So, the first half of the class is going to be concerned with questions about the nature of death.

所以，课程的前半部分将会集中在,死亡本质的问题上。

耶鲁公开课 - 死亡课程节选

Now we don't have to be overly concerned here with what I take to be Chudleigh's generous oversight of Milton's generally sexist bias.

这一点我们不必多虑,弥尔顿总体上有性别歧视，恰德莱大方的忽视了这一点。

耶鲁公开课 - 弥尔顿课程节选

There's also a distant psychological relationship with it because we just aren't as concerned as people used to be about where it came from.

心理上的感觉也变得疏远,我们不像以前的人那样,关心食品源自何方

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选