However, even bigger quakes have occurred at the plate boundaries along the west coast and Alaska.
然而，更强的地震曾发生于西海岸以及阿拉斯加的板块交界处。
The approach, which has been extremely successful, according to Provencal, has placed the fledgling science of "star quakes" at the forefront of stellar astrophysics.
这一方法已经获得极大成功，Provencal说，它将羽翼未丰的星震科学带入了恒星天体物理学的前沿。
But its quakes, however frequent, are usually quite small. And the sparseness of the country's human population, at just 4m, has meant that severe damage and loss of life are rare.
不过，这里的地震虽频繁，但通常很微弱，且该国人烟稀少，仅仅400万之众，这意味着惨重破坏和人员生命损失几率极微。
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