Accidents are not frequent, but happen every few years.

相关事故虽然算不上频发，但是每几年就会发生一次。

youdao

Turtles would not have been affected by the Exxon Valdez simply because they do not frequent the coasts of Alaska.

海龟没有受到ExxonValdez漏油事件影响仅仅因为它们并不常出现在阿拉斯加沿海。

youdao

Turtles would not have been affected by the Exxon Valdez simply because they do not frequent the coasts of Alaska.

海龟没有受到ExxonValdez漏油事件影响仅仅因为它们并不常出现在阿拉斯加沿海。

youdao