1·Scientists say astragalus boosts the immune system, but it isn't known if that translates to any health benefit.
科学家们说，黄耆能够改善人体的免疫系统，但还不清楚是否能够给人体健康带来好处。
2·A Chinese herb called astragalus can boost your immune system and help you fend off infections, from the common cold to swine flu, according companies that sell it.
据销售黄耆的公司称，这种中草药能够提高人体的免疫力，帮助预防从普通感冒到甲型h1n 1流感在内的各种传染病。
3·Chinese herb called astragalus can boost your immune system and help you fend off infections, from the common cold to swine flu, according companies that sell it.
据销售黄耆的公司称，这种中草药能够提高人体的免疫力，帮助预防从普通感冒到甲型h1n 1流感在内的各种传染病。