premenopausal绝经前期: premenopause的: 4次方是 The fourth power of 2 i ...绝经前期: perimenopausal period; premenopause初经前期的: premenarchal经前期: premenstrual period; premenstrual phase; premenstruum (premenstrua)下载手机词典可随时随地查词查翻译