Will they permit you to sit in on a few classes?他们会同意你旁听几节课吗？People can sit in on meetings, even if it's not really in their subject area.即使不在其研究专题范围之内，人们也可以列席会议。He was invited to sit in on a rehearsal.他被邀请参加预演....
A naturally inspired skincare line formulated with Calendula extracts topurify and hydratesensitive, rough skin.净化和补水,并且是对敏感 、 粗糙的皮肤.The cosmetics industry uses gorgeous women to sell its skincare products.化妆品行业常找一些性感美女来...
To investigate the allergen distribution and characteristic in hypersensitive children.了解儿童变态反应性疾病患者过敏原分布情况及特点.When the immune system encounters an allergen , it may become sensitised.当免疫系统发现了过敏原就会致敏.Long - term exposure...