Ultisol
n. (美国土壤分类学中的)老成土(高度风化和淋溶的一种黄色至红色的土壤)
🗣️ 情景例句
Really?
真的？
A wise man thinks all that he says, a fool says all that he thinks.
智者思其所言，愚者言其所思。
But we do not need to send men down to get the oil out, as we must with other mineral deposits.
但是，我们不必像开采其他矿藏那样，把人送到地下去把石油取出。