topsoil
N ด้านบน ของ พื้น dan-bon-kong-puan
TOPSOIL
TOPSOIL Top "soil `, n.
TOPSOILING
TOPSOILING Top "soil `ing, n. (Engin. )
top soil |ˈtäpˌsoil ˈtɑpˌsɔɪl | ▶noun the top layer of soil.
top |soil |ˈtɒpsɔɪl | ▶noun [ mass noun ] the top layer of soil.
t ó p s ò il 名詞 U 表土 .