【词汇讲解】

1.Ingest v. 摄取，咽下

如：A small stone found in the stomach of some reptiles, fish, and birds that aids in digestion by helping grind ingested food material.
胃石一种小石头，常发现于某些爬虫、鱼和鸟的胃中，通过帮助碾磨食物来帮助消化

Material, usually of plant or animal origin, that contains or consists of essential body nutrients, such as carbohydrates, fats, proteins, vitamins, or minerals, and is ingested and assimilated by an organism to produce energy, stimulate growth, and maintain life.
食物，粮食通常是源于植物和动物的物质，包含有人体营养物的必不可少物质或由其组成如：糖类、脂肪、蛋白质、维他命和矿物质等，由产生能量、促进发育和维持生命的组织消化和吸收

2.pesticide n. 杀虫剂

如：The seeds and the pesticide are both ready.
种子跟农药都准备好了。

A biotechnology company is developing a range of new pesticide based on naturally occur toxin.
一家生物工艺开发公司正在根据自然滋生毒素的原理研制新型农药系列产品。

3.Nibble v. 一点点地咬，慢慢啃，吹毛求疵

如：He didn't answer, but just continued to nibble at his food.
他没有回答，只是继续一点一点地吃东西。

The mice have nibbled a hole in the cheese.
老鼠在奶酪上啃出了一个洞

4.whole-grain adj. 天然谷物的，未加工的谷物的

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