堤边，底面，幂或乘方的底数的英文

base

• 堤:    clear
• 边:    side; section
• 底面:    soffit; basal plan ...
• 幂:    cloth cover power
• 或:    nǎi-.
• 乘方:    involution; power; ...
• 的:    4次方是 The fourth po ...
• 底数:    the truth or root ...