Dynamic braking

dynamic [daɪ'næmɪk]

adj. 动态的;动力的，动力学的;充满活力的，精力充沛的;不断变化的，充满变数的; n. 动态;动力，推动变化的力量;动力学;活力;

dynam =power,表示“力量” + ic ...的 → 有活力的;动力的

braking

v. 制动系统；刹车；制动（brake的现在分词）

What was your best subject in college?

大学时你哪门功课最好？

I'd stay if they promoted me, but I can't see that happening.

假如他们提升我，我就留下来，但我看那是不可能的。

My dear friend, Mathilde. Let me tell you something. That necklace you borrowed from me wasn't a real diamond necklace. It wasn't valuable at all. The stones in the necklace were made of glass. It was worth five hundred francs at the most.

玛蒂尔德，我亲爱的朋友。让我告诉你吧。你向我借的那条项链并不是一条真的钻石项链。那条项链根本不值钱。项链中的宝石是玻璃做的。它最多值500法郎。