We would like to point out that delivery before Christmas is essential and hope you can offer us that guarantee.
我们想指出圣诞节前交货很重要并希望贵方能就此向我们作出保证。
Well, we listened to lectures about pollution, agriculture, nuclear waste, radiation and so on.
噢,我们听取有关污染、农业、核废料、辐射等讲座。