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。4 H! T- F& Q4 H. |* E
( I7 G% T; e: q# f8 ]The British Columbia coast was hit with a magnitude 7.7 earthquake on Saturday night, the U.S. Geological Survey reports.& S: ?/ Q5 K/ t" Y& q
, G# m$ C5 M) N+ p( vThe quake was centred 198 kilometres south-southwest of Prince Rupert at a depth of 10 km, the USGS said. 3 l- j- y) k, j! d3 ^$ m% _- o' H& C( R1 l- k5 T