Avast! These aren't pirates, they're just a bunch of black people.且慢! 他们不是海盗, 只不过是一群黑人.We re under attack! Avast ya swabs ! Repel the invaders!我们正在被攻击! 你蠢人站住! 击退侵略者!Avast, there, all hands!喂! 全体来松帆!...
用 4- 氨基安替比林与 3- 甲酰基色酮 、 肉桂醛、茴香醛反应分别合成了3种新的席夫碱化合物.Three novel Schiff bases were synthesized using the reaction of 4 - aminoatipyrine with 3 - formylchromone, cinnamaldehyde and anisaldehyde.从茴香油生产茴香醛的废渣、废液中提取副产品茴香酸,合成茴香酸甲...