This is the 10375th most frequent Japanese word.
鶏卵
Chicken egg.
Here, '鶏卵' refers directly to an individual egg, emphasizing its usage as an ingredient in cooking.
鶏卵を一つ割ってボウルに入れます。
Break one egg and put it in a bowl.
In this sentence, '鶏卵' is used to refer to eggs collectively as a type of food item.
鶏卵はバランスのとれた食事に欠かせない食品です。
Eggs are an indispensable food for a balanced diet.
Here, '鶏卵' points to eggs being presented or sold, indicating their state or quality, 'freshness' in this case.