To avoid this, check your drugstore for nail "nippers" that are shaped to follow the natural curve of the nail.

避免长成嵌甲的方法就是，去药店买个专门用来修指甲的小镊子，按照指甲自然弧度来剪。

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On the other hand if you are still using Xcode 3 only to avoid the Xcode 4 learning curve it is time to make the switch.

从另一方面来讲，如果你仍然在使用Xcode 3只是为了免去Xcode 4的学习曲线的话，那么是时候做出转变了。

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Where you cannot see far ahead on the road because of a curve or a hill, move right to avoid colliding with an oncoming vehicle that is over the centre line.

如前方有转弯或小山阻碍你的视线，靠右行驶避免与前方越过中心线驶来的车辆发生碰撞。

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McMillan was one of nine people killed when her train, under automatic computer control, apparently failed to register a signal and avoid a collision with a train that had stopped near a curve between two stations.

CNN: Metro driver called a hero who saved lives in crash