Cracks began to appear in the walls.

墙壁开始出现裂缝了。

《牛津词典》

Roaches usually live underneath cabinets, cracks in the walls, and anywhere dark and moist.

蟑螂通常生活在橱柜底下、墙缝里以及任何黑暗潮湿的地方。

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The managing director of Fiat had them built him a toilet that was a big lounge with columns and drapes and carpets, aquariums in the walls.

菲亚特的总经理让他们为他建了一个厕所，那是一个大休息室，有柱子、窗帘和地毯，墙上还有个鱼缸。

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About nine hundred years ago, the Ancestral Puebloan people built villages high in the walls of canyons in Mesa Verde,Colorado.

VOA: special.2009.03.04

The next time you go to Mycenae don't miss the cistern that was dug in the mountains, on the hillside, within the walls at that period.

你们下次去迈锡尼古城的时候,一定不要错过那一时期在山坡和城墙之间,挖掘的蓄水池

耶鲁公开课 - 古希腊历史简介课程节选

And hole in the walls that people don't even know about, and they are just like, they line the streets.

那儿有人们都不知道的小店铺，它们就像，排列在大街上一样。

关于SOHO - SpeakingMax英语口语达人

Just a day before the collapse, the building was briefly evacuated when cracks appeared in the walls.

BBC: Bangladesh factory collapse probe uncovers abuses

Video shot before the collapse shows cracks in the walls, with apparent attempts at repair.

NPR: Toll In Bangladesh Building Collapse Passes 300

In the scans, Reeves spotted cracks in the walls that could indicate two previously unrecognized "ghost" doorways lay behind.

CNN: Search for Nefertiti's burial site given green light