prince Rupert 附近刚发生了大地震,震源深度很浅,不知会不会引发海啸。 : K0 g# e; D( b- u9 P; ? ( b) p b3 l5 O. H: m% YThe British Columbia coast was hit with a magnitude 7.7 earthquake on Saturday night, the U.S. Geological Survey reports. 3 O5 ]( n+ G6 t & n2 [3 D4 N4 B" q& H+ X5 ?The quake was centred 198 kilometres south-southwest of Prince Rupert at a depth of 10 km, the USGS said.& g: U w0 B$ x+ Q; ?+ @