草皮的,被草皮遮覆着的,以草泥堆砌筑成的房屋

是卢琴福和索迪揭示了放射性的奥秘，发表了元素的嬗变理论。

soddy soil(=turfy soil)

Soddy's displacement law【核】

Fajans-Soddy law of radioactive displacement【核】

Fajans-Soddy law of radioactive displacement

soddy

mountain soddy brown earth

Soddy-Fajans displacement laws

soddy mountain meadow soil