Symptoms include irregular periods (earlier than the normal 28 days apart); periods that are heavier than usual; and periods that involve spotting rather than a regular flow.

现象有不规律的经期（比正常的28天周期要早），经期比平时的重，经期伴随着点块，而不是有规律的流体。

youdao

Irregular, painful periods and excessive or prolonged bleeding are symptoms that should be checked out by a doctor.

如果出现经期不正常、痛经、量过大、淋漓不尽等症状则要去看医生了。

youdao

Irregular, painful periods and excessive or prolonged bleeding are symptoms that should be checked out by a doctor.

如果出现经期不正常、痛经、量过大、淋漓不尽等症状则要去看医生了。

youdao