with a sorrowful mien带着忧伤的神色Be always as merry as ever you can, for no-one delights in a sorrowful man.务请心情常欢畅,只因无人喜忧伤。A funeral is a sorrowful occasion.葬礼是一种令人悲伤的场合.His father's face looked suddenly soft and sorrow...
用途: 用作氧化铕的原料.Uses: as the raw material of manufacturing europium oxide.采用电解的方法将三价铕还原成二价.It is to reduce Eu 3 + into Eu 2 + with electrolyzation method.用途: 作提取钐. 铕. 0单一氧化物的原料.USES: As raw material in extracting single oxi...
I have tried to pack a good deal into a few words.我尽量言简意赅。The light went out, and the room was plunged into darkness.灯熄了，屋里陷入一片漆黑。She reached into the wardrobe and extracted another tracksuit.她伸手又从衣橱里取出一件运动服。...
我们只是想如实地向人们通报事件情况。We simply want to inform people objectively about events.埃伦会通过电话及时向我通报进展情况。Ellen would keep me abreast of the progress by phone.客人来时你通报一声好 吗 ?Would you announce the guests as they come in?...