So the spring force is opposing that, so the spring force has a minus sign here to indicate the direction.

弹力方向相反，所以弹力有个负号，来表示方向。

youdao

If headed the right way, music would play from both headphones, but shifting volume to different ears could indicate a change in direction.

如果是路走对了，音乐将从两个耳塞中传出，但如果两只耳朵音量出现转移就可能提示方向上的要改变。

youdao

Urologists should next evaluate the properties of the diagnostic test that indicate the direction and magnitude of change in the probability of disease for a particular test result.

泌尿外科医生要进一步评估诊断性实验出现某一结果时诊断疾病的可能性。

youdao

But you can rest assured it will get plenty of space on the shelves of Apple's new retail stores, and if successful, it could indicate a new direction for Apple products.

FORBES: Apple Unwraps IPod

"So far, at least, we haven't seen actions on the part of the North Koreans that would indicate they're prepared to move in a different direction, " he said.

BBC: Obama: North Korea's crisis-for-concession days 'over'

To help colorblind users in the trading world, Bloomberg financial-data terminals include plus and minus symbols or up and down arrows to indicate the direction of the market or stock price, says a spokeswoman for Bloomberg LP.

WSJ: New Outlook for Colorblindness