词汇	major drawback
释义	major drawback 主要障碍
随便看	serous detachment of choroid serous detachment of retin serous detachment of retina Serous detachment of retinal pigment epithelium serous detection serous diarrhea serous Discharge serous drainage from external ear canal serous effusion serous effusions serous enteritis serous extravasation granuloma serous exudate serous fat cell serous fat-cell serous fluid serous fluid of dredger fill serous fluid routine examination serous fluids serous fold serous gland serous glands serous granule serous hemorrhage serous hepatosis