醋酸白试验：即用5%醋酸溶液外搽或湿敷患处，3 ~5分钟后，病灶局部变白且境界清楚者为阳性。
Acetowhitening test: 5% acetic acid solution Waicha or wet dressing, 3 ~ 5 minutes later, the local white lesions were positive and clear boundary.
她明白了这条消息的含义后，脸立即就变白了。
Her face turned gray after she understood the meaning of the news.
依次历述了建国以来四个阶段白勺开展历程，后梳理了以色列经济开展形式演变白勺三个阶段。
After describing the four development stages since the founding of the country, the thesis gives a detailed description of three-stage evolution of Israel's economic development.
治疗后皮肤红斑持续3-7天，浮肿持续1-2天，皮肤上呈现淡褐色色素持续3-5天，皮肤表面组织脱落后开始变白的时间为7天左右。
Post-treatment skin erythema lasted 3-7 days, edema persisted in 1-2 days, bronzing pigmentation existed in 3-5 days, skin whitening occurred around 7 days after scales shedding of skin.
治疗后皮肤红斑持续3-7天，浮肿持续1-2天，皮肤上呈现淡褐色色素持续3-5天，皮肤表面组织脱落后开始变白的时间为7天左右。
Post-treatment skin erythema lasted 3-7 days, edema persisted in 1-2 days, bronzing pigmentation existed in 3-5 days, skin whitening occurred around 7 days after scales shedding of skin.
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