head off
na.使之轉變方向或退回；阻止某事；使某人不做某事
攔截；繞到前面去；阻攔
例句
1.Security agents ran to all the exits in an attempt to head off the gunman.
警衛人員跑向各個出口以阻攔那持槍兇犯。
2.They brought a sharp sword and with it they tried to cut his head off.
他們帶來一把鋒利的劍企圖砍下他的頭。
3.Some have also experimented with limited capital controls in a parallel attempt to head off the flow of hot money.
一些國家還試行了有限的資本管制措施，試圖阻止熱錢流動。
4.Set at the front, then head off-line will leak a few needles, not to reclaim the volume of cars to increase rework.
設定在前方，然後前往離線將洩漏幾針，而不是汽車回收量增加返工。
5.If I see that ked in my orchard again I"ll knock his head his head off.
我要是再看到那個小孩到我的果園裡來，我就揍他。
head off
na.使之轉變方向或退回；阻止某事；使某人不做某事
攔截；繞到前面去；阻攔
例句
1.Security agents ran to all the exits in an attempt to head off the gunman.
警衛人員跑向各個出口以阻攔那持槍兇犯。
2.They brought a sharp sword and with it they tried to cut his head off.
他們帶來一把鋒利的劍企圖砍下他的頭。
3.Some have also experimented with limited capital controls in a parallel attempt to head off the flow of hot money.
一些國家還試行了有限的資本管制措施，試圖阻止熱錢流動。
4.Set at the front, then head off-line will leak a few needles, not to reclaim the volume of cars to increase rework.
設定在前方，然後前往離線將洩漏幾針，而不是汽車回收量增加返工。
5.If I see that ked in my orchard again I"ll knock his head his head off.
我要是再看到那個小孩到我的果園裡來，我就揍他。