它只在静脉里起作用，在静脉中血液流动更慢一些。It works only in the veins, where the blood flow is slower.早产婴儿必须靠静脉输入喂养。Premature babies have to be fed intravenously.长途航班上的乘客须注意可能出现深静脉血栓。Passengers on long-haul flights are being warned about th...
Libya is a major oil producer.利比亚是主要石油生产国之一。Libya lies to the west of Egypt.利比亚位于埃及以西.All her troops in Libya and in Abyssinia would be cut flowers in a vase.所有它在利比亚和阿比西尼亚的军队,将变成拆下来插在瓶中的花朵一样....
一般认为,前者的花瓣与毛茛属植物花萼同源.The former are considered to be homologous with the sepals of Ranunculus.黄花是毛茛属植物,白花是雏菊.The yellow ones are buttercups and the white ones are daisies.晨光问毛茛道: 你是骄傲得不肯和我接吻 么 ?Are you too proud to kiss ...