The main course was roast duck.

主菜是烤鸭。

《牛津词典》

The main course was swimming in oil.

主菜油汪汪的。

《牛津词典》

The main course was followed by fresh fruit.

主菜以后是新鲜水果。

《牛津词典》

And the key is to be true to reality, which is also one of the main themes in the course.

重要的是要真实面对现实，这也是本门课的重要主题之一。

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For the main course spiced cod with curried vegetables and the curried monkfish are winners.

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He put together the menu for the wedding complete with appetizers and the main course.

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The main course was rustic, a sort of risotto made with dashi, a Japanese broth.

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