intercept

• 指线条、曲线或表面与坐标轴或其他直线相交的点；也指在数学、物理或军事等领域中的截取、拦截或截距。

A noun referring to the point at which a line, curve, or surface intersects a coordinate axis or another line.

1. Intersection point on a graphB2formal

   The point at which a line or curve crosses a coordinate axis, such as the x-intercept or y-intercept.

   截距

   • The y-intercept of the line is 3.
   • To find the x-intercept, set y equal to zero.
   • The graph shows a positive intercept on the vertical axis.

• 表示在途中拦截、截住或在中途阻止、中断某事物的动作。

A verb used to indicate the act of stopping, seizing, or interrupting something in its course or progress.

1. Seize or stop on its wayB2formal

   To prevent something from reaching its intended destination by capturing or stopping it during transit.

   拦截

   • The police intercepted the package before it could be delivered.
   • Air defense systems are designed to intercept incoming missiles.
   • The quarterback threw a pass, but the defender intercepted the ball.
   • Customs agents intercepted a shipment of illegal goods at the border.

   同义词ambusharrestblockcapturecatchcut offdivertgrabinterruptsnagstopwaylay

   反义词freerelease

2. Intercept communicationsC1formalIT

   To secretly monitor or access a telephone line, telegraph wire, or electronic communication to obtain information without the knowledge of the participants.

   截获通信

   • The government agency was authorized to intercept phone calls for national security reasons.
   • The spy attempted to intercept the diplomat's encrypted messages.
   • Investigators intercepted the telegraph wires to gather evidence from the early 1900s.
   • Modern cybersecurity systems can intercept suspicious data packets in real time.

   同义词bugeavesdroplisten inmonitorsnoopspytapwiretap