contra-
comb form 構詞成分 against 反對; 相反
contraflow. contra-, pref 前綴
1 (with vs and ns 用於動詞和名詞之前) opposite to; against 與...相反; 反對: contra-distinction
contra-indication * `contraflow.
2 (with ns 用於名詞之前) (music 音) having a pitch an octave below 聲音低八度的: contra-bassoon.