The most efficient input of energy is actually at an antinode.能量的最大有效输入是在波腹.An antinode is midway between two nodes.腹点位于两个波节的中途....

antinode的音标：antinode的英式发音音标为：[æntɪ'nəʊd]antinode的美式发音音标为：[æntɪ'noʊd]...

n.（波）腹，腹点...