And root crops especially are hard to tell apart, when store-bought, from our own.

而且从商店买来的块根类作物和我们自己种的很难区分开。

People call the potato a root, because it grows under ground.

人们管马铃薯叫“块根”, 因为它是长在地底下的。

So, right now, you should be eating root vegetables.

所以，现在，你应该吃块根类蔬菜。

Root vegetables also became extremely  popular in Britain during World War II.

二次世界大战期间，块根类蔬菜在英国也变得非常流行。

Down river from the village it is all steep banks and tiresome root crops.

从村往下游走， 全是陡峭的河岸和令人生厌的块根作物。

Some eggs they found, and these he sucked raw, as also he ate roots and tubers which Akut unearthed.

他们发现了一些鸡蛋，他生吃这些鸡蛋，他还吃 Akut 挖掘出的块根和块茎。

There are hundreds of related plants, including rubber trees, trees that produce castor and tung oil, and the cassava, a root crop.

大戟属植物多达数百种，包括橡胶树、各种产蓖麻油和桐油的树木，以及木薯这类块根作物等。

Let's go to the Thought Bubble… Welcome to the International Potato Center, headquartered in Lima, Peru, whose vision is " a healthy, inclusive, and resilient world through root and tuber systems."

我们一起去到思想… … 来到总部位于秘鲁利马的国际马铃薯中心，该中心的愿景是“通过块根和块茎系统建立一个健康、包容和有弹性的世界”。

Finally, in former times New Guinea's available root crops were limiting for calories as well as for protein, because they do not grow well at the high elevations where many New Guineans live today.

最后，在以前，新几内亚可用的块根作物的热量和蛋白质含量有限，因为它们在许多新几内亚人今天居住的高海拔地区生长不良。

Compared with taro and other presumably older New Guinea root crops, the sweet potato can be grown up to higher elevations, grows more quickly, and gives higher yields per acre cultivated and per hour of labor.

与芋头和其他可能较古老的新几内亚块根作物相比，甘薯可以种植到更高的海拔，生长更快，并且每英亩耕地和每小时劳动的产量更高。

However, their indigenous food production was restricted by the local absence of domesticable cereals, pulses, and animals, by the resulting protein deficiency in the highlands, and by limitations of the locally available root crops at high elevations.

然而，他们的本土粮食生产受到当地缺乏可驯化谷物、豆类和动物、导致高地蛋白质缺乏以及高海拔地区当地可用块根作物限制的限制。