英语语法分析

Several food plants, such as kola and okra, are known to have been domesticated in western Africa, but they are all supplemental, not staple, foods.

一些食用植物，如可乐和秋葵，已在西非培育，但它们都是补充性食物，而不是主食。

Tomatoes, peppers, eggplants, okra, and other plants in this family can drop flower buds and young fruits when the temperature exceeds 32 degrees Celsius.

西红柿、辣椒、茄子、秋葵以及这一科的其他植物在温度超过32摄氏度时，花蕾和幼果会掉落。

Barbecue has become the food of choice for poor southern blacks, and they are often served with vegetables such as roasted yellow okra and sweet potatoes.

烧烤成为贫穷的南方黑人饭食首选，他们常常配以蔬菜，比如烤黄秋葵和甜薯。