However, it requires either a computer and Morse software or a personal trainer.

然而，它要求要么有计算机的莫尔斯软件或有一位私人教练。

youdao

However, it requires either a computer and Morse software or a personal trainer.

然而，它要求要么有计算机的莫尔斯软件或有一位私人教练。

youdao