Helmen.赫尔姆helmn.舵；驾驶盘；领导地位n.头盔（=helmet）vt.掌舵；控制Helmut Hubert Braunhelmholtz resonator亥姆霍兹共振器helm control device舵角控制设备Helmholtz resonance黑尔姆霍尔兹共振Helmholtz's theoremhelminth infestation蠕虫侵袭Helmholtz's ligamentHelmholtz's equationHelmboltz's ligamenthelminthosporic acid长蠕孢酸