The simple detection of a radio signal will be sufficient to answer this most basic of all questions.

对无线电信号的简单探测就足以回答这个最基本的问题。

They allow others at the table to feel safe around you, and they signal to others that you are available and excited to answer their questions, or volunteer for their cause.

它们可以让在坐的其他人和你在一起时有安全感，而且还在向别人表示你有空、并乐于回答他们的提问、或者愿意参与他们的事业。

A better answer, like, 'your work will be evaluated according to the documented standards we've already agreed upon,' will signal your boss's fairness.

更好的答案应该是像这样的“你的工作表现是按照我们已经商定的并已成文的标准来评定的。”这样会显示你上司的公正。

Answer : Signal and adjust your speed to MERGE SAFELY.

打灯,调整你的车速,然后安全地并入.