...the incredible beauty and symmetry of a snowflake...雪花难以置信的美丽和对称Dr Hallett is one of a small band of latter - day snowflake researchers.哈来特博士是现在雪花研究者中的一员.Snowflake: This ia an activity the whole family can enjoy toget...
我们的生活虽然并非锦衣玉食，也算是衣食无忧。We don't live in the lap of luxury, but we're comfortable.我们的旅游报价和那些度假手册里的价格相去甚远。Our tour prices bore little resemblance to those in the holiday brochures.我胡乱给女性杂志写点东西，维持我们的生计。I supported ...
The mucosa may become completely denuded.粘膜可以完全剥脱.Oral leukoplakia is an important premalignant lesion of the oral mucosa.口腔粘膜白斑病是一种严峻的口腔粘膜癌变前疾病.Methods: To pour antituberculotic gluey drugs through fiberoptic bronchosco...