慢速英语:Will Ethiopia's Teff Be the Next Super Grain?

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短语讲解：

1. Wayne Carlson learned about teff while doing public health work in Africa in the mid-1970s.

learn about 获得，学得
例句：Childrenseem to learn about computers by osmosis.
儿童似乎不知不觉地就了解了计算机。

2. Then he came up with an idea to introduce teff grass to North America in his home state.

come up with 想出; 提出; 追赶上
例句：Slow down a bit and let me come up with you.
跑慢一点让我赶上吧。

3. "The way we started was Wayne went through the Washington, D.C., telephone book and looked for the names that were Ethiopian."

look for （某人或某物） 寻找
例句：She acts as though she plans to look for another job.
她表现出象是打算另找工作的样子。

4. The Carlsons say the teff flour coming off the mill could end up in an upscale natural foods store or commercial bakery.

end up （以…）结束; 最终成为
例句：You end up having more.
付出了，就会得到很多。