1. Then the sound of rumbling thunder reached the watchers on the shore.
    岸上观众听到雷鸣般的轰隆声.

2. Then the sound of rumbling thunder reached the watchers on the shore, as cargo, ballast, ammunition and 400 people went sliding and crashing down to the port side of the steeply listing ship.
    当物口、压舱物、弹药和400个人轰地一声滑向陡斜的左舷时，岸上的观众听到了雷鸣般的轰响。