翻译和例句：
From grass to your glass为什么牛儿要吃草呢？Q: Why do cows eat grass?A: Cows areherbivores(食草的) — they're designed from tooth to tail to eat plant materials. A cow'sdigestive system(消化系统) consists of 4 ……
. — AFP3.digestive tract problems 消化系统疾病After a week-long investigation, it was determined that some ……
digestive disorder 消化系统疾病 ……
“helper” in their digestive system (消化系统).D. Because they have a special “helper” in their digestive system (消化系统). The answer is D. A study in the journal (期刊) PNAS showed that honeybees ……
a person'sdigestive system(消化系统) works. You learn by travelling all the way from someone's throat ……
’s digestive systems (消化系统).Nuts 坚果Nuts have healthy oil and protein (蛋白质). But don’t eat too many. One ……
back up. Although the journey through the digestive system (消化系统) is long, muscle contractions help food reach the end. Although the journey through the digestive system (消化系统) is long ……
they have a special “helper” in their digestive system (消化系统).D. Because they have a special “helper” in their digestive system (消化系统).The answer is D. A study in the journal (期刊) PNAS showed ……
the journey through the digestive system (消化系统) is long, muscle contractions help food reach the end. ... upside down, food won’t come back up. Although the journey through the digestive system (消化系统) is long ……
toxic (有毒的)! If other animals eat them, they will die. Luckily, I have a strong digestive system (消化系统.... Luckily, I have a strong digestive system (消化系统). It works very hard to break down the toxins. So tiring ……
system (消化系统) is long, muscle contractions help food reach the end. Once food reaches... the journey through the digestive system (消化系统) is long, muscle contractions help food reach the end. ……
. whether; appear D. that; appear人体词汇blood n. 血液digestive system 消化系统muscle n. 肌肉gut n. 内脏digestive tract 消化道intestines n. 肠佳句诵读So, the idea goes, if you swim after eating, your gut doesn't get enough oxygen ……
) and too much nitrite (亚硝酸盐). Nitrite can cause cancer in the digestive system (消化系统).The provincial ……
things we learn about is the digestive system (消化系统). The digestive system plays a big role in helping ……
的)! If other animals eat them, they will die3. Luckily, I have a strong digestive system (消化系统... a strong digestive system (消化系统). It works very hard to break down the toxins. So tiring! To save energy ……
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