Conclusions: 1 the stress is concentrated in alveolar bone crest and apex area of the maxillary anterior teeth while they are in tipping movement.

结论：1倾斜移动内收上颌组牙时，各个牙的牙槽嵴顶部和根尖部都有明显的应力集中区域。

youdao

Now that German growth has stumbled, the euro area is on the verge of tipping into its third recession in six years.

德国经济增长失速，欧元区正处在陷入6年内第三次衰退的边缘。

youdao

From a consumer standpoint, we definitely have reached a tipping point in the area of vehicle navigation.

ENGADGET: The Engadget Interview: Christian Bubenheim, general manager, Magellan Consumer Products

All public mixed recycling bins could be removed from an area of Oxfordshire after problems with fly-tipping.

BBC: Oxford

Empty homes were a blight on communities, said the charity, often attracting fly-tipping and vandalism, which can tie up local resources and deter investment in an area.

BBC: Councils 'must fill empty private homes' says charity