常見例句There is a high pollen count in the air. 空氣中有很高的花粉計數(shù)。pollen toxin 花粉毒素The cake on analysis was found to contain traces of toxin. 經(jīng)分析發(fā)現(xiàn)蛋糕里含有微量的毒素。A toxin that damages or destroys nerve tissue. 神經(jīng)毒素損害或破壞神經(jīng)組織的毒素Stamen is in the middle of a flower and may produce pollen. 雄蕊長在花的中央,能產(chǎn)生花粉。A microscopic fossil, as of a pollen grain or unicellular organism. 微體化石一種微小的化石,如花粉?;騿渭毎袡C體的化石 返回 pollen-toxin