它的注册护士人手短缺。
多年来，美国都面临着注册护士短缺的情况。
For years, the U. S. has experienced a shortage of registered nurses.
她上高中时在饭店当服务员，后来在她母亲注册护士的医院里做信使工作。
She waited on tables during high school and later took a courier job at the hospital where her mother was a registered nurse.
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