They are found mostly in seafood, particularly cold-water ocean fish like salmon.

它们多半蕴含在海鲜里，尤其是像三文鱼一样的冷水海洋鱼。

youdao

Many types of fish and shellfish can also work wonders for the skin, especially oysters and fatty fish like salmon.

许多种鱼和贝类对我们的皮肤也会带来奇妙的效果，尤其是牡蛎和含脂肪多的鱼类，比如说鲑鱼。

youdao

The omega-3 fats in fatty fish like salmon can help reduce the risk of sudden-death heart attacks. And wild-caught salmon has less PCB contaminants than farmed salmon.

含有脂肪的三文鱼可以防止心脏病的突发，而且野生三文鱼比起人工饲养的三文鱼来说受到更少的污染。

youdao

Calcium is found in milk, yogurt and other dairy products while vitamin D is found in fatty fish like salmon.

WSJ: Vitamin D and Calcium Supplements May Not Stop Fractures

The small, soft, edible bones of fresh sardines and smelts and canned bone-in fish like salmon are valuable sources of calcium.

CNN: How to buy the best fish

Few foods contain it naturally -- mainly fatty fish like salmon, mackerel and tuna, as well as liver and egg yolks.

WSJ: Vitamin D to Defend Against Disease