signal是什么意思?用法、例句

英语口语2024-03-27 11:50:30小编

signal是什么意思?用法、例句

signal是一个英语单词,意思是“信号”,可以作名词或动词使用。作名词时,它可以指示某种信息、动作或状态,也可以用来表示一种指示或告的手势。作动词时,它可以表示发出信号或给出提示。

怎么读(音标)

signal的音标为 ['sɪg.nəl]

用法

1. 作名词时,signal通常用来指示某种信息、动作或状态。:

- The traffic light turned green, which was a signal for us to start driving.

(交通灯变绿了,这是我们开始开车的信号。)

- The loud noise was a signal for everyone to evacuate the building.

(巨大的噪音是大家撤离建筑物的信号。)

2. 作名词时,signal也可以用来表示一种指示或告的手势。:

- The referee blew the whistle as a signal for the game to start.

(裁判吹哨子作为比赛开始的信号。)

- My dog knows that when I raise my hand, it's a signal for him to come to me.

(我的狗知道当我举起手时,这是让他过来的信号。)

3. 作动词时,signal表示发出信号或给出提示。:

- The lighthouse signals ships of danger in the area.

(灯塔向船只发出危险信号。)

- The teacher signaled for the students to quiet down.

(老师示意学生安静下来。)

例句1-5句且中英对照

1. The flashing lights on the dashboard signaled that there was something wrong with the car.(仪表盘上闪烁的灯光表明车子出了问题。)

2. He used hand signals to direct the driver into the parking spot.(他用手势指挥司机停到停车位上。)

3. The loud thunder signaled the start of the storm.(巨大的雷声预示着暴风雨的开始。)

4. The coach signaled for a timeout to discuss their strategy.(教练示意暂停,讨论他们的战略。)

5. The sudden drop in stock prices is a signal of an economic downturn.(股价突然下跌是经济衰退的信号。)

同义词及用法

1. indication:表示,指示

- His raised eyebrows were an indication of his surprise.

(他抬起的眉毛表明了他的惊讶。)

2. cue:提示,线索

- She gave me a cue to start speaking.

(她给了我一个开口说话的提示。)

3. gesture:手势,姿态

- He made a gesture to show his disapproval.

(他做出手势表示不满。)

4. sign:标志,迹象

- His behavior is a sign that he's hiding something.

(他的行为是他在隐瞒某事的迹象。)

5. symbol:象征,符号

- The dove is a symbol of peace.

(鸽子是和平的象征。)

编辑总结

signal作为一个常用的英语单词,有着多种用法和含义。它可以指示信息、动作或状态,也可以表示一种手势或告信号。在口语中,signal也可以用作动词,表示发出信号或给出提示。除了以上提到的同义词外,signal还有其他近义词如hint、clue等。熟练掌握signal的用法和搭配可以帮助我们更准确地表达自己的意思,并且在交流中更加流畅自然。

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