Snow Puppies is a ski school for 3 to 6-year-olds.“雪狗之家”是一所针对3至6岁儿童的滑雪学校。He bent to a squat and gathered the puppies on his lap.他弯腰蹲下，把小狗们都抱到自己腿上。a litter of puppies一窝小狗...
餐厅老板将必须在餐厅里配备能够接纳残疾人的设施。Owners of restaurants would have to equip them to admit disabled people.和其他志同道合的残疾人帆船运动员接触会有帮助。Contact with other disabled yachtsmen of like mind would be helpful.一些当地机构和志愿组织也为残疾人开设了一些工场。Some loca...
The basic concepts of colorimetry were expressed by Grassman in 1853.测色学的基本概念早于1853年由格腊斯曼加以阐述.The content of ginsenoside in Panax quinquefolium L was determined by colorimetry.用香草醛-冰醋酸比色法测定西洋参中总皂甙的含量.Methods: The content...