这些细胞称为内胚层细胞.These cells are known as endodermal cells.这些表皮细胞在胚胎学上把源于支气管生长过程中的前内脏叫内胚层.These epithelial elements arise embryologically from foregut endoderm in the process of bronchial tubular growth....
The lissome birchbark canoe seemed to be a fish, so easily did it cut through the rolling black waves and ranks of ice.轻盈的桦皮舟像一条大鱼，在滚滚的黑色波涛和冰排中间飞一般地前进。We were schooner - rigged and rakish , with a long and lissome hull (...
He discerned in the novel an air of Sixties nostalgia.他在小说里感受到一种20世纪60年代的怀旧氛围。He discerned a small vessel crowding all sail towards Monte - Cristo.他看见有一艘小帆船扯起了所有的帆向基度山驶来.He discerned the fact that his demon secret was ab...
On the Stock Exchange, aggressive buying propped the market up.在证券交易所，市场在大量买单的推动下有所上扬。It was one of the City's prime sites, near the Stock Exchange.这是伦敦最好的地段之一，离证券交易所很近。Trading on the stock exchange may be suspended...