全球发生较大的深源及中深源地震7次。

Altogether there were 7 deep focus and intermediate focus earthquakes occurring over the globe.

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当一个板块被迫深人另一个板块下面的地幔中时，强烈的深源地震一般会发生在俯冲带的下部。

Deep seated earthquakes, often severe in magnitude, generally occur beneath subduction zones, as one plate is forced deep into the mantle beneath another.

youdao

当一个板块被迫深人另一个板块下面的地幔中时，强烈的深源地震一般会发生在俯冲带的下部。

Deep seated earthquakes, often severe in magnitude, generally occur beneath subduction zones, as one plate is forced deep into the mantle beneath another.

youdao