Consumer Reports said it wouldn’t recommend the latestiPhone until the signal problem is fixed, though the deviceotherwise received high ratings.

尽管iPhone4的其他测试项都得到了很高的评分，但消费者报告表示如果iPhone 4的信号问题不得以解决，将不推荐iPhone 4。

youdao

This is a signal that something in the project code needs to be fixed quickly.

这是一个信号，说明项目代码中有些地方需要马上改正。

youdao

What we usually want is a work queue combined with a fixed group of worker threads, which USES wait and notify to signal waiting threads that new work has arrived.

我们通常想要的是同一组固定的工作线程相结合的工作队列，它使用wait和notify来通知等待线程新的工作已经到达了。

youdao

With distributed transmission, the signal is delivered to each of its transmitters via fixed channels (land-based delivery).

ENGADGET: blogger-avatar

It didn't get off to the best of starts as at 07:30 BST the Central Line had a signal failure and had to be part-suspended while engineers fixed it.

BBC: Olympic transport coping despite Tube delays

Still his father said nothing, his eyes fixed on the view like a soldier on guard duty, determined not to miss the signal flare sent up by a savage tribe on a distant hill.

NEWYORKER: Town of Cats