蜂胶的抗菌性

通过周围环境和空气,蜂胶被微生物污染,因此,可以说蜂胶不是无菌的。然而,众所周知,蜂胶却“出污泥而不染”,即能自我灭菌。

高考零分作文（英文）

Results are in from China’s notoriously gruelling university entrance exams,the gaokao.After 12 years of school,stude nts（and their anxious parents）finally know the single mark—a score,from up to 750—that determines which university they can hope to enter.1Any given test-taker2 was competing against 9m others who sat the exam this year.

当时尚遇到运动

运动潮或许还能在时尚界火上两年到两年半的时间。