宫殿里到处都是无价的古玩.The palace is full of priceless antiques.家具古老而舒适 —— 有皮靠背椅, 报纸架, 无价的古董桌子.The furniture was old and comfortable - leather couches, newspaper racks, priceless antique tables.这些无价的书册能够帮助人们正确地发音及了解文法重点.These inva...
Homogamy occurs in the closed cleistogamous flowers that appear late in the season in certain plants.导致发生自花授粉的可能性很大.Cleistogamous plants produce flowers which either open only partly or not at all.闭花受精植物产生的花只是部分地开放或完全不开放...