mariner's compass造句
Thecardinalpointonthemariner'scompasslocatedat0=.Anyofthe32equaldivisionsmarkedatthecircumferenceofamariner'scompasscardthatindicatedirection.Thedirectionorpointonthemariner'scompasshalfwaybetweend...
Thecardinalpointonthemariner'scompasslocatedat0=.Anyofthe32equaldivisionsmarkedatthecircumferenceofamariner'scompasscardthatindicatedirection.Thedirectionorpointonthemariner'scompasshalfwaybetweend...