短语词组短語Sitting on the fence 騎牆觀望;在觀望;坐在圍欄上be on the fence 騎牆straddle on the fence 牆頭草sit on the fence - 腳踩兩衹船Stay on the fence 保持中立stand on the fence 觀望形勢To sit on the fence 中立;坐觀成敗;騎牆;坐山觀望sit t on the fence 抱騎牆態度 返回 on the fence