如题所述
第1个回答 2022-06-21
signal和sign的含义不同、词性不同、用法不同。Sign的意思是迹象、符号、记号、手势、指示牌、签署、签名、示意；signal的意思是信号、暗号、导火线、标志、用信号通知、表示、显著的、作为信号的、发信号等。sign在句中既可以作名词也可以作动词；signal在句中既可以作名词，也可以作动词和形容词。
sign通常用作数学符号、物理符号等。signal就是一种向进程传递信息的方式，可以将信号想象成大楼的管理员往房间的信箱里塞小纸条。
He signaled the waiter to bring the menu.
他做手势要侍者拿菜单来。
The conductor signaled the orchestra to rise.
指挥打手势让乐队起立。
Jim signaled his helplessness to Mary to leave the party.
吉姆无法从宴会脱身时，他向玛丽使了个眼色，表示无可奈何。
She had a silver peace symbol hanging on a chain around her neck.
她有一个银制的和平标志挂在项链上。
She put her finger to her lips as a sign to be quiet.
她将手指放在唇上表示应安静。
He gave his wife a ring as a token of his love.
他给他爱人一枚戒指，作为爱情的象征。
sign通常用作数学符号、物理符号等。signal就是一种向进程传递信息的方式，可以将信号想象成大楼的管理员往房间的信箱里塞小纸条。
He signaled the waiter to bring the menu.
他做手势要侍者拿菜单来。
The conductor signaled the orchestra to rise.
指挥打手势让乐队起立。
Jim signaled his helplessness to Mary to leave the party.
吉姆无法从宴会脱身时，他向玛丽使了个眼色，表示无可奈何。
She had a silver peace symbol hanging on a chain around her neck.
她有一个银制的和平标志挂在项链上。
She put her finger to her lips as a sign to be quiet.
她将手指放在唇上表示应安静。
He gave his wife a ring as a token of his love.
他给他爱人一枚戒指，作为爱情的象征。
