The iamb is a simple pattern of an unstressed syllable followed by a stressed one.

抑扬格是一种简单的无重音的音节,后面跟着一个有重音的音节。

耶鲁公开课 - 现代诗歌课程节选

Free verse is non-metrical poetry, another thing altogether.

自由诗体是无韵律的诗，总的来说是另一种诗体。

耶鲁公开课 - 现代诗歌课程节选

The epic form is a classical, pagan form.

史诗是一种古典的，无宗教信仰的形式。

耶鲁公开课 - 弥尔顿课程节选

I have stocks, bonds, and oil but I want also to add one more final asset, we'll call it the riskless asset, long-term bonds are somewhat uncertain and variable because they're long-term.

有股票，债券和石油,我还想再增加最后一种资产，我们称之为无风险资产，由于长期债券持有期限很长,存在一定不确定性及风险。

耶鲁公开课 - 金融市场课程节选

The other is I take a mortgage, I buy a house, I pay it off, I go into a heavy indebtedness but with a good rational reason and it all works out in the end.

另一种情况是，我分期贷款买了一套房子，我还清了贷款，却债台高筑,这样，于情于理都能说通,而且，最终无事一身轻。

斯坦福公开课 - 经济学课程节选

If that protein is an enzyme then you've and you've switched it from an 'off' position where it's not catalyzing a reaction to an 'on' position where it is, you've changed the biochemical state of the cell, you've changed the chemical reactions that can occur within the cell, and you've changed its behavior.

如果这种蛋白是一种酶的话,你就能够将酶从无催化作用的静息态,激活至能催化反应的激活态,你改变了细胞的生化状态,也改变了细胞内发生的化学反应,改变了细胞的行为

耶鲁公开课 - 生物医学工程探索课程节选