随时any time

📖随时 + do something
📖suíshí + do something
📖do something at any time .

📖如果你有问题，可以随时问我。
📖Rúguǒ nǐ yǒu wèntí, kěyǐ suíshí wèn wǒ.
📖If you have any questions, feel free to ask me at any time.

📖如果你需要帮助，可以随时联系我。
📖Rúguǒ nǐ xūyào bāngzhù, kěyǐ suíshí liánxì wǒ.
📖If you need any help, you can contact me at any time.