候车室的公告牌要求人们不要吸烟和随地吐痰。Notices in the waiting room requested that you neither smoke nor spit.随地吐痰招致疾病的传播.Spitting in the street leads to the communication of disease.吐痰是不好的行为.It's bad to spit....
Study of the chemical constituents of radix of Ficus caric L.与无花果根化学成分研究>>相似的文献.Notes on the Tricentrus fulgidus Group Injuring Ficus spp. from China ( Homoptera: Membracidae )为害榕树的三种耀光角蝉及新种记述 ( 同翅目: 角蝉科 )Outside the liv...