spadework：前期的艰苦准备工作

spade,锹，铲，work,工作。引申词义前期的艰苦准备工作。

• phreaking
• phreno-
• phrenology
• phwoah
• phylactery
• phyllo-
• phyllophagous
• phylum
• physic
• physical
• physical education
• physicality
• physically
• physician
• physicist
• physics
• physio-
• physiognomy
• physiological
• physiologist
• physiology
• physiotherapy
• physique
• pi
• pianissimo