One of the more innovative uses was to use it in windows as, up until then, they had just been holes in walls.

其中一个更具创新性的用途是把它用在窗户上，因为在那之前，窗户还只是墙上的洞。

youdao

He stopped and considered a moment, then fell into his imaginings again, and passed on outside the walls of London.

他停了下来，考虑了一会儿，然后又陷入了他的想象中，走出了伦敦的城墙。

youdao

I did frame three of my four walls on the ground, then raised them with the chain hoist.

我确实在地面装好四面墙的三个框架，再用链式起重机把它们吊起来。

youdao

Then I placed my hand on the solid rock of the walls and felt safe.

VOA: special.2009.02.07

The Israelites march around Jericho for six days with seven priests carrying seven horns and the Ark of the Covenant, and then with a blast and a shout the walls tumble.

以色列人和七位祭司绕耶利哥城六天,带着七支号角和约柜，然后随着爆炸巨响城墙坍塌。

耶鲁公开课 - 旧约导论课程节选

The posters are discussed and then shown on the walls at the school.

VOA: special.2009.12.24

Then the walls fell away, like a massive doll house, to give the sidewalk spectators a look inside the new Ralph Lauren store.

FORBES: Connect

She leaned against a chair in the hall, touching the walls, then stumbled to the open doorway and stood, staring outside.

NEWYORKER: Pumpkin Head

It's a catheter with a rotor blade at its tip that chops away at the gunk on the artery walls and then sucks it up.

FORBES: Money & Investing