购物空间导向系统在国内外都还属于一个较新的领域，研究少且较浅。
Guidance system in shopping space is a relatively new field at home and abroad, and there is few study on it.
图片右边表明这里的水比较浅，且位于一个单独的板块上。 这里的水非常平静，地质活动也不活跃。
The body of water shown on the right of the image is shallow and situated on a single plate, and it is known for its tranquil calm waters and geologic inactivity.
人们普遍认为，这座高达183英尺的建筑出现倾斜是因为地基较浅，只有10英尺(大约3米)，且地下土壤不结实。
The reason for the 183-foot-tall building's leaning is believed to be shallow foundations of only 10 feet deep, coupled with weak and unstable sub-soil.
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