Even before the vaccine, therapy dogs were already being used at the children's hospital.
甚至在接种疫苗之前,该儿童医院就已经开始使用治疗犬了。
单词 | Vaccine Therapies |
例句 |
原声例句
VOA Special 2022年2月合集 Even before the vaccine, therapy dogs were already being used at the children's hospital. 甚至在接种疫苗之前,该儿童医院就已经开始使用治疗犬了。 |
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