“随时”的英语可以翻译为：at any time，at all times，whenever necessary，as the occasion demands，at any moment ...

“随时”的反义词：定时。...

“随时”的拼音为：suí shí ...

你可以随时来医院。You are welcome to visit the hospital at any time.那部电话随时可能响。Any minute now, that phone is going to ring.手边放一本便笺簿，以便有问题时随时记下。Keep a pad handy to jot down queries as they occur....