perpendicularly
US /ˌpɝː.pənˈdɪk.juː.lɚ.li/
UK /ˌpɜː.pənˈdɪk.jə.lə.li/
副詞
垂直地
at an angle of 90° to a horizontal line or surface:
範例:
•
immense rocks rising perpendicularly from the earth
垂直地
at an angle of 90° to a horizontal line or surface: