无效的开始时间，电邮无法寄出。

Invalid start time. Mail not sent.

youdao

您选择的停止时间无效。

The stop time you have selected is invalid.

youdao

您选择的开始时间无效。

The start time you have selected is invalid.

youdao

超时时间无效。请输入介于3和600之间的整数。

Timeout Length is not valid. Enter a whole number between 3 and 600.

youdao

谁有会把时间浪费在无效、危险的练习上？

Who has time to waste on ineffective, risky exercises?

youdao

谁有会把时间浪费在无效、危险的练习上？

Who has time to waste on ineffective, risky exercises?

youdao