Like magic out of a Harry Potter novel, such a metal could contract on command, or swing back and forth like a pendulum.

像这种仿佛出自《哈利·波特》小说中的魔法一般的金属可以按照指令收缩，或者像钟摆那样前后摇摆。

youdao

A steel ball slowly sinks down into a chrome tube and then rises back up like magic, then both objects solidify into a solid piece of metal!

一个钢球慢慢地下沉至一支铭黄管，然后上升起来，之后两者变成一个金属固体。

youdao

It is designed as a magic box - as a cube whose vacant space is delimited by metal edges containing movable screens and a roof plane.

设计师形容它为“魔幻方盒”——一个有金属边缘，可移动玻璃屏和可移动屋顶的开敞空间。

youdao

It's magical.It's sorcery to take an ore and convert it to metal. It's magic. It still amazes me today.

非常神奇，采取矿石并将其转变为,金属非常神奇，我现在仍然很吃惊。

麻省理工公开课 - 固态化学导论课程节选

The variance in comparative values between the two metals makes it difficult to pinpoint a magic ratio that suggests one metal is cheap or expensive relative to the other.

FORBES: Silver's Bubble And Volatility

Another piece of magic is high-K metal gate (HKMG).

FORBES: Globalfoundries Pirouettes Around The Process Node Problem