Pilots from different countries understand body signals if they have the correct training. When you wave your arms up and down in a straight line, it means "yes".

如果接受了正确的训练，来自不同国家的飞行员都能理解身体信号。当你沿一条直线上下摆动手臂时，就表示“是”。

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Some body signals probably can't be helped.

一些肢体信号可能是不能控制的。

youdao

Have a fever, and body signals to you, you should rest.

都发烧了，身体给你发出旌旗灯号了，你就应该歇息。

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This temporarily blocks signals that pass through the nerves to the muscles of the body and back to the brain.

VOA: special.2009.01.06

They're small molecules that - whose principal function in the body is to carry signals from one cell in the nervous system to another.

它们都是小分子,在体内主要功能是在,神经系统内将信号,从一个细胞传导到另一个细胞

耶鲁公开课 - 生物医学工程探索课程节选

It's collecting information from all these dendrites under the right series of signals the cell body integrates all that information, says time for me to fire an action potential.

神经收集所有树突送来的,通过一系列正确信号传来的信息,细胞体整合所有信息之后,就到了发出动作电位的时候了

耶鲁公开课 - 生物医学工程探索课程节选

The percussion-based band consists of 17 musicians, and each show is completely improvised, led by a conductor who uses more than 70 hand, finger and body signals to tell the musicians what and how to play.

BBC: Buenos Aires�� must-see music event

You can make yourself crazy trying to consciously monitor the constantly changing body signals of a roomful of people to little avail, because by the time you sort it all out, the conversation has moved on.

FORBES: How to Master Yourself, Your Unconscious, and the People Around You -- 3

Hundreds of teams at all levels of college baseball, including five of the last six College World Series champions, have ditched body signals altogether in favor of a system in which the coach flashes or yells a series of numbers.

WSJ: College World Series: College Baseball Showing Signs of a Revolution With Catcher Wristbands