loam

Tomatoes grow in just about any soil, but they really thrive in rich, well-draining loam that is slightly acidic.

番茄在任何土壤中都能生长，但在土质肥沃、排水良好的微酸性粘土中长势最为繁茂。

Mr Magdalena placed seeds and seedlings in pots of loam in small containers of warm water, which kept the water at the same level as the top of the soil.

玛格达雷娜先生把种子和幼苗放在有肥沃土壤的盛有温水的小容器里，使水平面和土壤表层处于同一高度。